Home / 2,404.48-3,318.39-1,356.73

Finding the Fourth Proportional to 2,404.48, 3,318.39 and 1,356.73

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Solution

The fourth proportional to 2,404.48, 3,318.39 and 1,356.73 is: 1,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404.48 : 3,318.39 = 1,356.73 : x
  2. Step 2: Convert to fraction form
    2,404.48/3,318.39 = 1,356.73/x
  3. Step 3: Cross multiply
    2,404.48x = 3,318.39 × 1,356.73
  4. Step 4: Simplify right side
    2,404.48x = 4,502,159.26
  5. Step 5: Solve for x
    x = 4,502,159.26/2,404.48
  6. Step 6: Final answer
    x = 1,872.40

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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.