Home / 6,621.80-9,937.48-3,844.76

Finding the Fourth Proportional to 6,621.80, 9,937.48 and 3,844.76

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Solution

The fourth proportional to 6,621.80, 9,937.48 and 3,844.76 is: 5,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.80 : 9,937.48 = 3,844.76 : x
  2. Step 2: Convert to fraction form
    6,621.80/9,937.48 = 3,844.76/x
  3. Step 3: Cross multiply
    6,621.80x = 9,937.48 × 3,844.76
  4. Step 4: Simplify right side
    6,621.80x = 38,207,225.60
  5. Step 5: Solve for x
    x = 38,207,225.60/6,621.80
  6. Step 6: Final answer
    x = 5,769.92

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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.