Home / 5,437.50-7,505.15-3,314.48

Finding the Fourth Proportional to 5,437.50, 7,505.15 and 3,314.48

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Solution

The fourth proportional to 5,437.50, 7,505.15 and 3,314.48 is: 4,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.50 : 7,505.15 = 3,314.48 : x
  2. Step 2: Convert to fraction form
    5,437.50/7,505.15 = 3,314.48/x
  3. Step 3: Cross multiply
    5,437.50x = 7,505.15 × 3,314.48
  4. Step 4: Simplify right side
    5,437.50x = 24,875,615.47
  5. Step 5: Solve for x
    x = 24,875,615.47/5,437.50
  6. Step 6: Final answer
    x = 4,574.83

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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.