Home / 5,030.60-7,544.76-1,520.46

Finding the Fourth Proportional to 5,030.60, 7,544.76 and 1,520.46

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Solution

The fourth proportional to 5,030.60, 7,544.76 and 1,520.46 is: 2,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.60 : 7,544.76 = 1,520.46 : x
  2. Step 2: Convert to fraction form
    5,030.60/7,544.76 = 1,520.46/x
  3. Step 3: Cross multiply
    5,030.60x = 7,544.76 × 1,520.46
  4. Step 4: Simplify right side
    5,030.60x = 11,471,505.79
  5. Step 5: Solve for x
    x = 11,471,505.79/5,030.60
  6. Step 6: Final answer
    x = 2,280.35

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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.