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Finding the Fourth Proportional to 6,331.32, 9,492.48 and 1,946.34

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Solution

The fourth proportional to 6,331.32, 9,492.48 and 1,946.34 is: 2,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.32 : 9,492.48 = 1,946.34 : x
  2. Step 2: Convert to fraction form
    6,331.32/9,492.48 = 1,946.34/x
  3. Step 3: Cross multiply
    6,331.32x = 9,492.48 × 1,946.34
  4. Step 4: Simplify right side
    6,331.32x = 18,475,593.52
  5. Step 5: Solve for x
    x = 18,475,593.52/6,331.32
  6. Step 6: Final answer
    x = 2,918.13

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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.