Home / 2,301.06-3,175.70-1,357.14

Finding the Fourth Proportional to 2,301.06, 3,175.70 and 1,357.14

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Solution

The fourth proportional to 2,301.06, 3,175.70 and 1,357.14 is: 1,872.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.06 : 3,175.70 = 1,357.14 : x
  2. Step 2: Convert to fraction form
    2,301.06/3,175.70 = 1,357.14/x
  3. Step 3: Cross multiply
    2,301.06x = 3,175.70 × 1,357.14
  4. Step 4: Simplify right side
    2,301.06x = 4,309,862.71
  5. Step 5: Solve for x
    x = 4,309,862.71/2,301.06
  6. Step 6: Final answer
    x = 1,872.99

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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.