Home / 7,545.48-11,318.34-2,615.28

Finding the Fourth Proportional to 7,545.48, 11,318.34 and 2,615.28

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Solution

The fourth proportional to 7,545.48, 11,318.34 and 2,615.28 is: 3,922.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.48 : 11,318.34 = 2,615.28 : x
  2. Step 2: Convert to fraction form
    7,545.48/11,318.34 = 2,615.28/x
  3. Step 3: Cross multiply
    7,545.48x = 11,318.34 × 2,615.28
  4. Step 4: Simplify right side
    7,545.48x = 29,600,628.24
  5. Step 5: Solve for x
    x = 29,600,628.24/7,545.48
  6. Step 6: Final answer
    x = 3,922.96

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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.