Home / 10,358.30-15,537.47-2,567.12

Finding the Fourth Proportional to 10,358.30, 15,537.47 and 2,567.12

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Solution

The fourth proportional to 10,358.30, 15,537.47 and 2,567.12 is: 3,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.30 : 15,537.47 = 2,567.12 : x
  2. Step 2: Convert to fraction form
    10,358.30/15,537.47 = 2,567.12/x
  3. Step 3: Cross multiply
    10,358.30x = 15,537.47 × 2,567.12
  4. Step 4: Simplify right side
    10,358.30x = 39,886,459.46
  5. Step 5: Solve for x
    x = 39,886,459.46/10,358.30
  6. Step 6: Final answer
    x = 3,850.68

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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.