Home / 9,041.40-13,557.42-2,799.72

Finding the Fourth Proportional to 9,041.40, 13,557.42 and 2,799.72

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Solution

The fourth proportional to 9,041.40, 13,557.42 and 2,799.72 is: 4,198.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.40 : 13,557.42 = 2,799.72 : x
  2. Step 2: Convert to fraction form
    9,041.40/13,557.42 = 2,799.72/x
  3. Step 3: Cross multiply
    9,041.40x = 13,557.42 × 2,799.72
  4. Step 4: Simplify right side
    9,041.40x = 37,956,979.92
  5. Step 5: Solve for x
    x = 37,956,979.92/9,041.40
  6. Step 6: Final answer
    x = 4,198.13

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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.