Home / 7,487.02-11,230.53-4,202.42

Finding the Fourth Proportional to 7,487.02, 11,230.53 and 4,202.42

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Solution

The fourth proportional to 7,487.02, 11,230.53 and 4,202.42 is: 6,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.02 : 11,230.53 = 4,202.42 : x
  2. Step 2: Convert to fraction form
    7,487.02/11,230.53 = 4,202.42/x
  3. Step 3: Cross multiply
    7,487.02x = 11,230.53 × 4,202.42
  4. Step 4: Simplify right side
    7,487.02x = 47,195,403.88
  5. Step 5: Solve for x
    x = 47,195,403.88/7,487.02
  6. Step 6: Final answer
    x = 6,303.63

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Similar ratio
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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.