Home / 9,685.89-13,363.08-6,330.63

Finding the Fourth Proportional to 9,685.89, 13,363.08 and 6,330.63

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Solution

The fourth proportional to 9,685.89, 13,363.08 and 6,330.63 is: 8,734.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.89 : 13,363.08 = 6,330.63 : x
  2. Step 2: Convert to fraction form
    9,685.89/13,363.08 = 6,330.63/x
  3. Step 3: Cross multiply
    9,685.89x = 13,363.08 × 6,330.63
  4. Step 4: Simplify right side
    9,685.89x = 84,596,803.33
  5. Step 5: Solve for x
    x = 84,596,803.33/9,685.89
  6. Step 6: Final answer
    x = 8,734.03

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Half scale
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Double scale
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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.