Home / 2,397.15-3,308.04-1,349.19

Finding the Fourth Proportional to 2,397.15, 3,308.04 and 1,349.19

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Solution

The fourth proportional to 2,397.15, 3,308.04 and 1,349.19 is: 1,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.15 : 3,308.04 = 1,349.19 : x
  2. Step 2: Convert to fraction form
    2,397.15/3,308.04 = 1,349.19/x
  3. Step 3: Cross multiply
    2,397.15x = 3,308.04 × 1,349.19
  4. Step 4: Simplify right side
    2,397.15x = 4,463,174.49
  5. Step 5: Solve for x
    x = 4,463,174.49/2,397.15
  6. Step 6: Final answer
    x = 1,861.87

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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.