Home / 5,437.42-7,501.98-3,079.12

Finding the Fourth Proportional to 5,437.42, 7,501.98 and 3,079.12

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Solution

The fourth proportional to 5,437.42, 7,501.98 and 3,079.12 is: 4,248.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.42 : 7,501.98 = 3,079.12 : x
  2. Step 2: Convert to fraction form
    5,437.42/7,501.98 = 3,079.12/x
  3. Step 3: Cross multiply
    5,437.42x = 7,501.98 × 3,079.12
  4. Step 4: Simplify right side
    5,437.42x = 23,099,496.66
  5. Step 5: Solve for x
    x = 23,099,496.66/5,437.42
  6. Step 6: Final answer
    x = 4,248.25

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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.