Home / 5,314.04-7,972.27-1,616.79

Finding the Fourth Proportional to 5,314.04, 7,972.27 and 1,616.79

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Solution

The fourth proportional to 5,314.04, 7,972.27 and 1,616.79 is: 2,425.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.04 : 7,972.27 = 1,616.79 : x
  2. Step 2: Convert to fraction form
    5,314.04/7,972.27 = 1,616.79/x
  3. Step 3: Cross multiply
    5,314.04x = 7,972.27 × 1,616.79
  4. Step 4: Simplify right side
    5,314.04x = 12,889,521.36
  5. Step 5: Solve for x
    x = 12,889,521.36/5,314.04
  6. Step 6: Final answer
    x = 2,425.56

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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.