Home / 4,124.52-5,689.28-2,708.30

Finding the Fourth Proportional to 4,124.52, 5,689.28 and 2,708.30

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Solution

The fourth proportional to 4,124.52, 5,689.28 and 2,708.30 is: 3,735.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.52 : 5,689.28 = 2,708.30 : x
  2. Step 2: Convert to fraction form
    4,124.52/5,689.28 = 2,708.30/x
  3. Step 3: Cross multiply
    4,124.52x = 5,689.28 × 2,708.30
  4. Step 4: Simplify right side
    4,124.52x = 15,408,277.02
  5. Step 5: Solve for x
    x = 15,408,277.02/4,124.52
  6. Step 6: Final answer
    x = 3,735.77

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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.