Home / 5,030.60-7,545.94-1,520.62

Finding the Fourth Proportional to 5,030.60, 7,545.94 and 1,520.62

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Solution

The fourth proportional to 5,030.60, 7,545.94 and 1,520.62 is: 2,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.60 : 7,545.94 = 1,520.62 : x
  2. Step 2: Convert to fraction form
    5,030.60/7,545.94 = 1,520.62/x
  3. Step 3: Cross multiply
    5,030.60x = 7,545.94 × 1,520.62
  4. Step 4: Simplify right side
    5,030.60x = 11,474,484.62
  5. Step 5: Solve for x
    x = 11,474,484.62/5,030.60
  6. Step 6: Final answer
    x = 2,280.94

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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.