Home / 10,281.96-15,421.50-3,356.52

Finding the Fourth Proportional to 10,281.96, 15,421.50 and 3,356.52

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Solution

The fourth proportional to 10,281.96, 15,421.50 and 3,356.52 is: 5,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.96 : 15,421.50 = 3,356.52 : x
  2. Step 2: Convert to fraction form
    10,281.96/15,421.50 = 3,356.52/x
  3. Step 3: Cross multiply
    10,281.96x = 15,421.50 × 3,356.52
  4. Step 4: Simplify right side
    10,281.96x = 51,762,573.18
  5. Step 5: Solve for x
    x = 51,762,573.18/10,281.96
  6. Step 6: Final answer
    x = 5,034.31

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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.