Home / 5,565.56-8,348.52-1,670.18

Finding the Fourth Proportional to 5,565.56, 8,348.52 and 1,670.18

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Solution

The fourth proportional to 5,565.56, 8,348.52 and 1,670.18 is: 2,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.56 : 8,348.52 = 1,670.18 : x
  2. Step 2: Convert to fraction form
    5,565.56/8,348.52 = 1,670.18/x
  3. Step 3: Cross multiply
    5,565.56x = 8,348.52 × 1,670.18
  4. Step 4: Simplify right side
    5,565.56x = 13,943,531.13
  5. Step 5: Solve for x
    x = 13,943,531.13/5,565.56
  6. Step 6: Final answer
    x = 2,505.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.