Home / 2,349.89-3,242.70-1,341.71

Finding the Fourth Proportional to 2,349.89, 3,242.70 and 1,341.71

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Solution

The fourth proportional to 2,349.89, 3,242.70 and 1,341.71 is: 1,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.89 : 3,242.70 = 1,341.71 : x
  2. Step 2: Convert to fraction form
    2,349.89/3,242.70 = 1,341.71/x
  3. Step 3: Cross multiply
    2,349.89x = 3,242.70 × 1,341.71
  4. Step 4: Simplify right side
    2,349.89x = 4,350,769.18
  5. Step 5: Solve for x
    x = 4,350,769.18/2,349.89
  6. Step 6: Final answer
    x = 1,851.48

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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.