Home / 4,677.68-7,016.83-1,557.90

Finding the Fourth Proportional to 4,677.68, 7,016.83 and 1,557.90

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Solution

The fourth proportional to 4,677.68, 7,016.83 and 1,557.90 is: 2,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.68 : 7,016.83 = 1,557.90 : x
  2. Step 2: Convert to fraction form
    4,677.68/7,016.83 = 1,557.90/x
  3. Step 3: Cross multiply
    4,677.68x = 7,016.83 × 1,557.90
  4. Step 4: Simplify right side
    4,677.68x = 10,931,515.56
  5. Step 5: Solve for x
    x = 10,931,515.56/4,677.68
  6. Step 6: Final answer
    x = 2,336.95

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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.