Home / 7,334.08-10,121.02-3,977.01

Finding the Fourth Proportional to 7,334.08, 10,121.02 and 3,977.01

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Solution

The fourth proportional to 7,334.08, 10,121.02 and 3,977.01 is: 5,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.08 : 10,121.02 = 3,977.01 : x
  2. Step 2: Convert to fraction form
    7,334.08/10,121.02 = 3,977.01/x
  3. Step 3: Cross multiply
    7,334.08x = 10,121.02 × 3,977.01
  4. Step 4: Simplify right side
    7,334.08x = 40,251,397.75
  5. Step 5: Solve for x
    x = 40,251,397.75/7,334.08
  6. Step 6: Final answer
    x = 5,488.27

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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.