Home / 10,328.25-14,252.88-5,612.55

Finding the Fourth Proportional to 10,328.25, 14,252.88 and 5,612.55

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Solution

The fourth proportional to 10,328.25, 14,252.88 and 5,612.55 is: 7,745.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.25 : 14,252.88 = 5,612.55 : x
  2. Step 2: Convert to fraction form
    10,328.25/14,252.88 = 5,612.55/x
  3. Step 3: Cross multiply
    10,328.25x = 14,252.88 × 5,612.55
  4. Step 4: Simplify right side
    10,328.25x = 79,995,001.64
  5. Step 5: Solve for x
    x = 79,995,001.64/10,328.25
  6. Step 6: Final answer
    x = 7,745.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.