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Finding the Fourth Proportional to 34,802.90, 52,204.10 and 8,507.40

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Solution

The fourth proportional to 34,802.90, 52,204.10 and 8,507.40 is: 12,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,802.90 : 52,204.10 = 8,507.40 : x
  2. Step 2: Convert to fraction form
    34,802.90/52,204.10 = 8,507.40/x
  3. Step 3: Cross multiply
    34,802.90x = 52,204.10 × 8,507.40
  4. Step 4: Simplify right side
    34,802.90x = 444,121,160.34
  5. Step 5: Solve for x
    x = 444,121,160.34/34,802.90
  6. Step 6: Final answer
    x = 12,761.04

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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.