Home / 10,366.58-15,549.87-2,575.40

Finding the Fourth Proportional to 10,366.58, 15,549.87 and 2,575.40

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Solution

The fourth proportional to 10,366.58, 15,549.87 and 2,575.40 is: 3,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.58 : 15,549.87 = 2,575.40 : x
  2. Step 2: Convert to fraction form
    10,366.58/15,549.87 = 2,575.40/x
  3. Step 3: Cross multiply
    10,366.58x = 15,549.87 × 2,575.40
  4. Step 4: Simplify right side
    10,366.58x = 40,047,067.11
  5. Step 5: Solve for x
    x = 40,047,067.11/10,366.58
  6. Step 6: Final answer
    x = 3,863.09

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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.