Home / 5,482.06-7,565.31-3,124.21

Finding the Fourth Proportional to 5,482.06, 7,565.31 and 3,124.21

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Solution

The fourth proportional to 5,482.06, 7,565.31 and 3,124.21 is: 4,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.06 : 7,565.31 = 3,124.21 : x
  2. Step 2: Convert to fraction form
    5,482.06/7,565.31 = 3,124.21/x
  3. Step 3: Cross multiply
    5,482.06x = 7,565.31 × 3,124.21
  4. Step 4: Simplify right side
    5,482.06x = 23,635,617.16
  5. Step 5: Solve for x
    x = 23,635,617.16/5,482.06
  6. Step 6: Final answer
    x = 4,311.45

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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.