Home / 2,346.57-3,238.01-1,351.65

Finding the Fourth Proportional to 2,346.57, 3,238.01 and 1,351.65

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Solution

The fourth proportional to 2,346.57, 3,238.01 and 1,351.65 is: 1,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.57 : 3,238.01 = 1,351.65 : x
  2. Step 2: Convert to fraction form
    2,346.57/3,238.01 = 1,351.65/x
  3. Step 3: Cross multiply
    2,346.57x = 3,238.01 × 1,351.65
  4. Step 4: Simplify right side
    2,346.57x = 4,376,649.46
  5. Step 5: Solve for x
    x = 4,376,649.46/2,346.57
  6. Step 6: Final answer
    x = 1,865.13

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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.