Home / 5,437.18-7,503.45-3,079.48

Finding the Fourth Proportional to 5,437.18, 7,503.45 and 3,079.48

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Solution

The fourth proportional to 5,437.18, 7,503.45 and 3,079.48 is: 4,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.18 : 7,503.45 = 3,079.48 : x
  2. Step 2: Convert to fraction form
    5,437.18/7,503.45 = 3,079.48/x
  3. Step 3: Cross multiply
    5,437.18x = 7,503.45 × 3,079.48
  4. Step 4: Simplify right side
    5,437.18x = 23,106,724.21
  5. Step 5: Solve for x
    x = 23,106,724.21/5,437.18
  6. Step 6: Final answer
    x = 4,249.76

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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.