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Finding the Fourth Proportional to 10,063.48, 15,095.22 and 6,389.32

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Solution

The fourth proportional to 10,063.48, 15,095.22 and 6,389.32 is: 9,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.48 : 15,095.22 = 6,389.32 : x
  2. Step 2: Convert to fraction form
    10,063.48/15,095.22 = 6,389.32/x
  3. Step 3: Cross multiply
    10,063.48x = 15,095.22 × 6,389.32
  4. Step 4: Simplify right side
    10,063.48x = 96,448,191.05
  5. Step 5: Solve for x
    x = 96,448,191.05/10,063.48
  6. Step 6: Final answer
    x = 9,583.98

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.