Home / 10,221.04-15,327.68-4,600.45

Finding the Fourth Proportional to 10,221.04, 15,327.68 and 4,600.45

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Solution

The fourth proportional to 10,221.04, 15,327.68 and 4,600.45 is: 6,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221.04 : 15,327.68 = 4,600.45 : x
  2. Step 2: Convert to fraction form
    10,221.04/15,327.68 = 4,600.45/x
  3. Step 3: Cross multiply
    10,221.04x = 15,327.68 × 4,600.45
  4. Step 4: Simplify right side
    10,221.04x = 70,514,161.27
  5. Step 5: Solve for x
    x = 70,514,161.27/10,221.04
  6. Step 6: Final answer
    x = 6,898.93

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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.