Home / 10,231.41-15,354.40-4,681.29

Finding the Fourth Proportional to 10,231.41, 15,354.40 and 4,681.29

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Solution

The fourth proportional to 10,231.41, 15,354.40 and 4,681.29 is: 7,025.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.41 : 15,354.40 = 4,681.29 : x
  2. Step 2: Convert to fraction form
    10,231.41/15,354.40 = 4,681.29/x
  3. Step 3: Cross multiply
    10,231.41x = 15,354.40 × 4,681.29
  4. Step 4: Simplify right side
    10,231.41x = 71,878,399.18
  5. Step 5: Solve for x
    x = 71,878,399.18/10,231.41
  6. Step 6: Final answer
    x = 7,025.27

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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.