Home / 10,531.08-14,532.66-5,815.26

Finding the Fourth Proportional to 10,531.08, 14,532.66 and 5,815.26

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Solution

The fourth proportional to 10,531.08, 14,532.66 and 5,815.26 is: 8,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.08 : 14,532.66 = 5,815.26 : x
  2. Step 2: Convert to fraction form
    10,531.08/14,532.66 = 5,815.26/x
  3. Step 3: Cross multiply
    10,531.08x = 14,532.66 × 5,815.26
  4. Step 4: Simplify right side
    10,531.08x = 84,511,196.39
  5. Step 5: Solve for x
    x = 84,511,196.39/10,531.08
  6. Step 6: Final answer
    x = 8,024.93

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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.