Home / 5,268.61-7,902.88-1,373.02

Finding the Fourth Proportional to 5,268.61, 7,902.88 and 1,373.02

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Solution

The fourth proportional to 5,268.61, 7,902.88 and 1,373.02 is: 2,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.61 : 7,902.88 = 1,373.02 : x
  2. Step 2: Convert to fraction form
    5,268.61/7,902.88 = 1,373.02/x
  3. Step 3: Cross multiply
    5,268.61x = 7,902.88 × 1,373.02
  4. Step 4: Simplify right side
    5,268.61x = 10,850,812.30
  5. Step 5: Solve for x
    x = 10,850,812.30/5,268.61
  6. Step 6: Final answer
    x = 2,059.52

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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.