Home / 10,248.90-15,372.54-3,674.40

Finding the Fourth Proportional to 10,248.90, 15,372.54 and 3,674.40

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Solution

The fourth proportional to 10,248.90, 15,372.54 and 3,674.40 is: 5,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.90 : 15,372.54 = 3,674.40 : x
  2. Step 2: Convert to fraction form
    10,248.90/15,372.54 = 3,674.40/x
  3. Step 3: Cross multiply
    10,248.90x = 15,372.54 × 3,674.40
  4. Step 4: Simplify right side
    10,248.90x = 56,484,860.98
  5. Step 5: Solve for x
    x = 56,484,860.98/10,248.90
  6. Step 6: Final answer
    x = 5,511.31

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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.