Home / 5,102.28-7,609.61-5,014.80

Finding the Fourth Proportional to 5,102.28, 7,609.61 and 5,014.80

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Solution

The fourth proportional to 5,102.28, 7,609.61 and 5,014.80 is: 7,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.28 : 7,609.61 = 5,014.80 : x
  2. Step 2: Convert to fraction form
    5,102.28/7,609.61 = 5,014.80/x
  3. Step 3: Cross multiply
    5,102.28x = 7,609.61 × 5,014.80
  4. Step 4: Simplify right side
    5,102.28x = 38,160,672.23
  5. Step 5: Solve for x
    x = 38,160,672.23/5,102.28
  6. Step 6: Final answer
    x = 7,479.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.