Home / 9,612.11-13,256.42-6,253.69

Finding the Fourth Proportional to 9,612.11, 13,256.42 and 6,253.69

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Solution

The fourth proportional to 9,612.11, 13,256.42 and 6,253.69 is: 8,624.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.11 : 13,256.42 = 6,253.69 : x
  2. Step 2: Convert to fraction form
    9,612.11/13,256.42 = 6,253.69/x
  3. Step 3: Cross multiply
    9,612.11x = 13,256.42 × 6,253.69
  4. Step 4: Simplify right side
    9,612.11x = 82,901,541.19
  5. Step 5: Solve for x
    x = 82,901,541.19/9,612.11
  6. Step 6: Final answer
    x = 8,624.70

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Half scale
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Double scale
Find fourth proportional to 9,613.11, 13,257.80 and 6,254.69
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.