Home / 2,474.04-3,710.41-830.25

Finding the Fourth Proportional to 2,474.04, 3,710.41 and 830.25

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Solution

The fourth proportional to 2,474.04, 3,710.41 and 830.25 is: 1,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.04 : 3,710.41 = 830.25 : x
  2. Step 2: Convert to fraction form
    2,474.04/3,710.41 = 830.25/x
  3. Step 3: Cross multiply
    2,474.04x = 3,710.41 × 830.25
  4. Step 4: Simplify right side
    2,474.04x = 3,080,565.83
  5. Step 5: Solve for x
    x = 3,080,565.83/2,474.04
  6. Step 6: Final answer
    x = 1,245.15

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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.