Home / 10,070.53-15,110.04-5,070.29

Finding the Fourth Proportional to 10,070.53, 15,110.04 and 5,070.29

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Solution

The fourth proportional to 10,070.53, 15,110.04 and 5,070.29 is: 7,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.53 : 15,110.04 = 5,070.29 : x
  2. Step 2: Convert to fraction form
    10,070.53/15,110.04 = 5,070.29/x
  3. Step 3: Cross multiply
    10,070.53x = 15,110.04 × 5,070.29
  4. Step 4: Simplify right side
    10,070.53x = 76,612,284.71
  5. Step 5: Solve for x
    x = 76,612,284.71/10,070.53
  6. Step 6: Final answer
    x = 7,607.57

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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.