Home / 5,482.56-7,565.44-3,124.48

Finding the Fourth Proportional to 5,482.56, 7,565.44 and 3,124.48

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Solution

The fourth proportional to 5,482.56, 7,565.44 and 3,124.48 is: 4,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.56 : 7,565.44 = 3,124.48 : x
  2. Step 2: Convert to fraction form
    5,482.56/7,565.44 = 3,124.48/x
  3. Step 3: Cross multiply
    5,482.56x = 7,565.44 × 3,124.48
  4. Step 4: Simplify right side
    5,482.56x = 23,638,065.97
  5. Step 5: Solve for x
    x = 23,638,065.97/5,482.56
  6. Step 6: Final answer
    x = 4,311.50

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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.