Home / 4,757.19-7,139.29-2,258.39

Finding the Fourth Proportional to 4,757.19, 7,139.29 and 2,258.39

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Solution

The fourth proportional to 4,757.19, 7,139.29 and 2,258.39 is: 3,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.19 : 7,139.29 = 2,258.39 : x
  2. Step 2: Convert to fraction form
    4,757.19/7,139.29 = 2,258.39/x
  3. Step 3: Cross multiply
    4,757.19x = 7,139.29 × 2,258.39
  4. Step 4: Simplify right side
    4,757.19x = 16,123,265.45
  5. Step 5: Solve for x
    x = 16,123,265.45/4,757.19
  6. Step 6: Final answer
    x = 3,389.24

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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.