Home / 7,239.18-10,861.20-2,309.52

Finding the Fourth Proportional to 7,239.18, 10,861.20 and 2,309.52

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Solution

The fourth proportional to 7,239.18, 10,861.20 and 2,309.52 is: 3,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.18 : 10,861.20 = 2,309.52 : x
  2. Step 2: Convert to fraction form
    7,239.18/10,861.20 = 2,309.52/x
  3. Step 3: Cross multiply
    7,239.18x = 10,861.20 × 2,309.52
  4. Step 4: Simplify right side
    7,239.18x = 25,084,158.62
  5. Step 5: Solve for x
    x = 25,084,158.62/7,239.18
  6. Step 6: Final answer
    x = 3,465.06

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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.