Home / 4,956.39-7,434.59-1,258.90

Finding the Fourth Proportional to 4,956.39, 7,434.59 and 1,258.90

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Solution

The fourth proportional to 4,956.39, 7,434.59 and 1,258.90 is: 1,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.39 : 7,434.59 = 1,258.90 : x
  2. Step 2: Convert to fraction form
    4,956.39/7,434.59 = 1,258.90/x
  3. Step 3: Cross multiply
    4,956.39x = 7,434.59 × 1,258.90
  4. Step 4: Simplify right side
    4,956.39x = 9,359,380.47
  5. Step 5: Solve for x
    x = 9,359,380.47/4,956.39
  6. Step 6: Final answer
    x = 1,888.35

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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.