Home / 10,217.61-15,327.27-4,374.27

Finding the Fourth Proportional to 10,217.61, 15,327.27 and 4,374.27

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Solution

The fourth proportional to 10,217.61, 15,327.27 and 4,374.27 is: 6,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.61 : 15,327.27 = 4,374.27 : x
  2. Step 2: Convert to fraction form
    10,217.61/15,327.27 = 4,374.27/x
  3. Step 3: Cross multiply
    10,217.61x = 15,327.27 × 4,374.27
  4. Step 4: Simplify right side
    10,217.61x = 67,045,617.34
  5. Step 5: Solve for x
    x = 67,045,617.34/10,217.61
  6. Step 6: Final answer
    x = 6,561.77

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1.5x scale

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.