Home / 4,421.28-6,101.52-2,431.92

Finding the Fourth Proportional to 4,421.28, 6,101.52 and 2,431.92

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Solution

The fourth proportional to 4,421.28, 6,101.52 and 2,431.92 is: 3,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.28 : 6,101.52 = 2,431.92 : x
  2. Step 2: Convert to fraction form
    4,421.28/6,101.52 = 2,431.92/x
  3. Step 3: Cross multiply
    4,421.28x = 6,101.52 × 2,431.92
  4. Step 4: Simplify right side
    4,421.28x = 14,838,408.52
  5. Step 5: Solve for x
    x = 14,838,408.52/4,421.28
  6. Step 6: Final answer
    x = 3,356.13

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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.