Home / 4,061.80-5,601-2,644.40

Finding the Fourth Proportional to 4,061.80, 5,601 and 2,644.40

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Solution

The fourth proportional to 4,061.80, 5,601 and 2,644.40 is: 3,646.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.80 : 5,601 = 2,644.40 : x
  2. Step 2: Convert to fraction form
    4,061.80/5,601 = 2,644.40/x
  3. Step 3: Cross multiply
    4,061.80x = 5,601 × 2,644.40
  4. Step 4: Simplify right side
    4,061.80x = 14,811,284.40
  5. Step 5: Solve for x
    x = 14,811,284.40/4,061.80
  6. Step 6: Final answer
    x = 3,646.48

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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.