Home / 2,385.62-3,292.16-1,337.68

Finding the Fourth Proportional to 2,385.62, 3,292.16 and 1,337.68

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Solution

The fourth proportional to 2,385.62, 3,292.16 and 1,337.68 is: 1,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.62 : 3,292.16 = 1,337.68 : x
  2. Step 2: Convert to fraction form
    2,385.62/3,292.16 = 1,337.68/x
  3. Step 3: Cross multiply
    2,385.62x = 3,292.16 × 1,337.68
  4. Step 4: Simplify right side
    2,385.62x = 4,403,856.59
  5. Step 5: Solve for x
    x = 4,403,856.59/2,385.62
  6. Step 6: Final answer
    x = 1,846.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.