Home / 4,956.45-7,434.50-1,258.80

Finding the Fourth Proportional to 4,956.45, 7,434.50 and 1,258.80

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Solution

The fourth proportional to 4,956.45, 7,434.50 and 1,258.80 is: 1,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.45 : 7,434.50 = 1,258.80 : x
  2. Step 2: Convert to fraction form
    4,956.45/7,434.50 = 1,258.80/x
  3. Step 3: Cross multiply
    4,956.45x = 7,434.50 × 1,258.80
  4. Step 4: Simplify right side
    4,956.45x = 9,358,542.31
  5. Step 5: Solve for x
    x = 9,358,542.31/4,956.45
  6. Step 6: Final answer
    x = 1,888.15

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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.