Home / 2,404.89-3,318.72-1,300.89

Finding the Fourth Proportional to 2,404.89, 3,318.72 and 1,300.89

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Solution

The fourth proportional to 2,404.89, 3,318.72 and 1,300.89 is: 1,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404.89 : 3,318.72 = 1,300.89 : x
  2. Step 2: Convert to fraction form
    2,404.89/3,318.72 = 1,300.89/x
  3. Step 3: Cross multiply
    2,404.89x = 3,318.72 × 1,300.89
  4. Step 4: Simplify right side
    2,404.89x = 4,317,289.66
  5. Step 5: Solve for x
    x = 4,317,289.66/2,404.89
  6. Step 6: Final answer
    x = 1,795.21

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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.