Home / 5,565.84-8,350.04-1,670.32

Finding the Fourth Proportional to 5,565.84, 8,350.04 and 1,670.32

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Solution

The fourth proportional to 5,565.84, 8,350.04 and 1,670.32 is: 2,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.84 : 8,350.04 = 1,670.32 : x
  2. Step 2: Convert to fraction form
    5,565.84/8,350.04 = 1,670.32/x
  3. Step 3: Cross multiply
    5,565.84x = 8,350.04 × 1,670.32
  4. Step 4: Simplify right side
    5,565.84x = 13,947,238.81
  5. Step 5: Solve for x
    x = 13,947,238.81/5,565.84
  6. Step 6: Final answer
    x = 2,505.86

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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.