Home / 10,325.63-15,486.12-2,929.92

Finding the Fourth Proportional to 10,325.63, 15,486.12 and 2,929.92

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Solution

The fourth proportional to 10,325.63, 15,486.12 and 2,929.92 is: 4,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.63 : 15,486.12 = 2,929.92 : x
  2. Step 2: Convert to fraction form
    10,325.63/15,486.12 = 2,929.92/x
  3. Step 3: Cross multiply
    10,325.63x = 15,486.12 × 2,929.92
  4. Step 4: Simplify right side
    10,325.63x = 45,373,092.71
  5. Step 5: Solve for x
    x = 45,373,092.71/10,325.63
  6. Step 6: Final answer
    x = 4,394.22

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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.