Home / 1,655.28-2,482.96-1,499.76

Finding the Fourth Proportional to 1,655.28, 2,482.96 and 1,499.76

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Solution

The fourth proportional to 1,655.28, 2,482.96 and 1,499.76 is: 2,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.28 : 2,482.96 = 1,499.76 : x
  2. Step 2: Convert to fraction form
    1,655.28/2,482.96 = 1,499.76/x
  3. Step 3: Cross multiply
    1,655.28x = 2,482.96 × 1,499.76
  4. Step 4: Simplify right side
    1,655.28x = 3,723,844.09
  5. Step 5: Solve for x
    x = 3,723,844.09/1,655.28
  6. Step 6: Final answer
    x = 2,249.68

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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.