Home / 9,972.02-13,761-5,495.15

Finding the Fourth Proportional to 9,972.02, 13,761 and 5,495.15

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Solution

The fourth proportional to 9,972.02, 13,761 and 5,495.15 is: 7,583.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.02 : 13,761 = 5,495.15 : x
  2. Step 2: Convert to fraction form
    9,972.02/13,761 = 5,495.15/x
  3. Step 3: Cross multiply
    9,972.02x = 13,761 × 5,495.15
  4. Step 4: Simplify right side
    9,972.02x = 75,618,690.35
  5. Step 5: Solve for x
    x = 75,618,690.35/9,972.02
  6. Step 6: Final answer
    x = 7,583.09

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1.5x scale

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.