Home / 4,019.28-5,542.14-2,525.40

Finding the Fourth Proportional to 4,019.28, 5,542.14 and 2,525.40

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Solution

The fourth proportional to 4,019.28, 5,542.14 and 2,525.40 is: 3,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.28 : 5,542.14 = 2,525.40 : x
  2. Step 2: Convert to fraction form
    4,019.28/5,542.14 = 2,525.40/x
  3. Step 3: Cross multiply
    4,019.28x = 5,542.14 × 2,525.40
  4. Step 4: Simplify right side
    4,019.28x = 13,996,120.36
  5. Step 5: Solve for x
    x = 13,996,120.36/4,019.28
  6. Step 6: Final answer
    x = 3,482.25

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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.