Home / 3,598.29-5,397.23-1,258.40

Finding the Fourth Proportional to 3,598.29, 5,397.23 and 1,258.40

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Solution

The fourth proportional to 3,598.29, 5,397.23 and 1,258.40 is: 1,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.29 : 5,397.23 = 1,258.40 : x
  2. Step 2: Convert to fraction form
    3,598.29/5,397.23 = 1,258.40/x
  3. Step 3: Cross multiply
    3,598.29x = 5,397.23 × 1,258.40
  4. Step 4: Simplify right side
    3,598.29x = 6,791,890.87
  5. Step 5: Solve for x
    x = 6,791,890.87/3,598.29
  6. Step 6: Final answer
    x = 1,887.53

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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.