Home / 5,626.04-7,763.45-3,108.15

Finding the Fourth Proportional to 5,626.04, 7,763.45 and 3,108.15

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Solution

The fourth proportional to 5,626.04, 7,763.45 and 3,108.15 is: 4,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.04 : 7,763.45 = 3,108.15 : x
  2. Step 2: Convert to fraction form
    5,626.04/7,763.45 = 3,108.15/x
  3. Step 3: Cross multiply
    5,626.04x = 7,763.45 × 3,108.15
  4. Step 4: Simplify right side
    5,626.04x = 24,129,951.58
  5. Step 5: Solve for x
    x = 24,129,951.58/5,626.04
  6. Step 6: Final answer
    x = 4,288.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.