Home / 7,480.88-10,323.72-4,294.70

Finding the Fourth Proportional to 7,480.88, 10,323.72 and 4,294.70

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Solution

The fourth proportional to 7,480.88, 10,323.72 and 4,294.70 is: 5,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.88 : 10,323.72 = 4,294.70 : x
  2. Step 2: Convert to fraction form
    7,480.88/10,323.72 = 4,294.70/x
  3. Step 3: Cross multiply
    7,480.88x = 10,323.72 × 4,294.70
  4. Step 4: Simplify right side
    7,480.88x = 44,337,280.28
  5. Step 5: Solve for x
    x = 44,337,280.28/7,480.88
  6. Step 6: Final answer
    x = 5,926.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.