Home / 1,499.48-2,249.21-1,153.43

Finding the Fourth Proportional to 1,499.48, 2,249.21 and 1,153.43

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Solution

The fourth proportional to 1,499.48, 2,249.21 and 1,153.43 is: 1,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.48 : 2,249.21 = 1,153.43 : x
  2. Step 2: Convert to fraction form
    1,499.48/2,249.21 = 1,153.43/x
  3. Step 3: Cross multiply
    1,499.48x = 2,249.21 × 1,153.43
  4. Step 4: Simplify right side
    1,499.48x = 2,594,316.24
  5. Step 5: Solve for x
    x = 2,594,316.24/1,499.48
  6. Step 6: Final answer
    x = 1,730.14

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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.