Home / 5,065.52-7,598.75-1,367.78

Finding the Fourth Proportional to 5,065.52, 7,598.75 and 1,367.78

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Solution

The fourth proportional to 5,065.52, 7,598.75 and 1,367.78 is: 2,051.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.52 : 7,598.75 = 1,367.78 : x
  2. Step 2: Convert to fraction form
    5,065.52/7,598.75 = 1,367.78/x
  3. Step 3: Cross multiply
    5,065.52x = 7,598.75 × 1,367.78
  4. Step 4: Simplify right side
    5,065.52x = 10,393,373.44
  5. Step 5: Solve for x
    x = 10,393,373.44/5,065.52
  6. Step 6: Final answer
    x = 2,051.79

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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.