Home / 3,045.32-4,197.94-2,381.01

Finding the Fourth Proportional to 3,045.32, 4,197.94 and 2,381.01

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Solution

The fourth proportional to 3,045.32, 4,197.94 and 2,381.01 is: 3,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.32 : 4,197.94 = 2,381.01 : x
  2. Step 2: Convert to fraction form
    3,045.32/4,197.94 = 2,381.01/x
  3. Step 3: Cross multiply
    3,045.32x = 4,197.94 × 2,381.01
  4. Step 4: Simplify right side
    3,045.32x = 9,995,337.12
  5. Step 5: Solve for x
    x = 9,995,337.12/3,045.32
  6. Step 6: Final answer
    x = 3,282.20

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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.