Home / 8,923.48-13,385.43-3,000.56

Finding the Fourth Proportional to 8,923.48, 13,385.43 and 3,000.56

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Solution

The fourth proportional to 8,923.48, 13,385.43 and 3,000.56 is: 4,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.48 : 13,385.43 = 3,000.56 : x
  2. Step 2: Convert to fraction form
    8,923.48/13,385.43 = 3,000.56/x
  3. Step 3: Cross multiply
    8,923.48x = 13,385.43 × 3,000.56
  4. Step 4: Simplify right side
    8,923.48x = 40,163,718.91
  5. Step 5: Solve for x
    x = 40,163,718.91/8,923.48
  6. Step 6: Final answer
    x = 4,500.90

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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.