Home / 9,417.46-12,997.80-6,432.19

Finding the Fourth Proportional to 9,417.46, 12,997.80 and 6,432.19

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Solution

The fourth proportional to 9,417.46, 12,997.80 and 6,432.19 is: 8,877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.46 : 12,997.80 = 6,432.19 : x
  2. Step 2: Convert to fraction form
    9,417.46/12,997.80 = 6,432.19/x
  3. Step 3: Cross multiply
    9,417.46x = 12,997.80 × 6,432.19
  4. Step 4: Simplify right side
    9,417.46x = 83,604,319.18
  5. Step 5: Solve for x
    x = 83,604,319.18/9,417.46
  6. Step 6: Final answer
    x = 8,877.59

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Half scale
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Double scale
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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.