Home / 9,079.02-13,618.55-2,839.07

Finding the Fourth Proportional to 9,079.02, 13,618.55 and 2,839.07

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Solution

The fourth proportional to 9,079.02, 13,618.55 and 2,839.07 is: 4,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.02 : 13,618.55 = 2,839.07 : x
  2. Step 2: Convert to fraction form
    9,079.02/13,618.55 = 2,839.07/x
  3. Step 3: Cross multiply
    9,079.02x = 13,618.55 × 2,839.07
  4. Step 4: Simplify right side
    9,079.02x = 38,664,000.03
  5. Step 5: Solve for x
    x = 38,664,000.03/9,079.02
  6. Step 6: Final answer
    x = 4,258.61

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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.