Home / 8,254.85-12,384.50-3,572.84

Finding the Fourth Proportional to 8,254.85, 12,384.50 and 3,572.84

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Solution

The fourth proportional to 8,254.85, 12,384.50 and 3,572.84 is: 5,360.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.85 : 12,384.50 = 3,572.84 : x
  2. Step 2: Convert to fraction form
    8,254.85/12,384.50 = 3,572.84/x
  3. Step 3: Cross multiply
    8,254.85x = 12,384.50 × 3,572.84
  4. Step 4: Simplify right side
    8,254.85x = 44,247,850.08
  5. Step 5: Solve for x
    x = 44,247,850.08/8,254.85
  6. Step 6: Final answer
    x = 5,360.23

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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.