Home / 7,435.20-11,149.27-4,316.16

Finding the Fourth Proportional to 7,435.20, 11,149.27 and 4,316.16

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Solution

The fourth proportional to 7,435.20, 11,149.27 and 4,316.16 is: 6,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.20 : 11,149.27 = 4,316.16 : x
  2. Step 2: Convert to fraction form
    7,435.20/11,149.27 = 4,316.16/x
  3. Step 3: Cross multiply
    7,435.20x = 11,149.27 × 4,316.16
  4. Step 4: Simplify right side
    7,435.20x = 48,122,064.22
  5. Step 5: Solve for x
    x = 48,122,064.22/7,435.20
  6. Step 6: Final answer
    x = 6,472.19

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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.