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Finding the Fourth Proportional to 5,607.94, 8,412.92 and 2,319.24

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Solution

The fourth proportional to 5,607.94, 8,412.92 and 2,319.24 is: 3,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.94 : 8,412.92 = 2,319.24 : x
  2. Step 2: Convert to fraction form
    5,607.94/8,412.92 = 2,319.24/x
  3. Step 3: Cross multiply
    5,607.94x = 8,412.92 × 2,319.24
  4. Step 4: Simplify right side
    5,607.94x = 19,511,580.58
  5. Step 5: Solve for x
    x = 19,511,580.58/5,607.94
  6. Step 6: Final answer
    x = 3,479.28

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Similar ratio
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1.5x scale

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.