Home / 5,437.32-7,503.60-3,079.61

Finding the Fourth Proportional to 5,437.32, 7,503.60 and 3,079.61

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Solution

The fourth proportional to 5,437.32, 7,503.60 and 3,079.61 is: 4,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.32 : 7,503.60 = 3,079.61 : x
  2. Step 2: Convert to fraction form
    5,437.32/7,503.60 = 3,079.61/x
  3. Step 3: Cross multiply
    5,437.32x = 7,503.60 × 3,079.61
  4. Step 4: Simplify right side
    5,437.32x = 23,108,161.60
  5. Step 5: Solve for x
    x = 23,108,161.60/5,437.32
  6. Step 6: Final answer
    x = 4,249.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.