Home / 4,391.20-6,588.62-1,924.74

Finding the Fourth Proportional to 4,391.20, 6,588.62 and 1,924.74

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Solution

The fourth proportional to 4,391.20, 6,588.62 and 1,924.74 is: 2,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.20 : 6,588.62 = 1,924.74 : x
  2. Step 2: Convert to fraction form
    4,391.20/6,588.62 = 1,924.74/x
  3. Step 3: Cross multiply
    4,391.20x = 6,588.62 × 1,924.74
  4. Step 4: Simplify right side
    4,391.20x = 12,681,380.46
  5. Step 5: Solve for x
    x = 12,681,380.46/4,391.20
  6. Step 6: Final answer
    x = 2,887.91

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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.