Home / 1,851.26-2,554.74-1,065.29

Finding the Fourth Proportional to 1,851.26, 2,554.74 and 1,065.29

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Solution

The fourth proportional to 1,851.26, 2,554.74 and 1,065.29 is: 1,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.26 : 2,554.74 = 1,065.29 : x
  2. Step 2: Convert to fraction form
    1,851.26/2,554.74 = 1,065.29/x
  3. Step 3: Cross multiply
    1,851.26x = 2,554.74 × 1,065.29
  4. Step 4: Simplify right side
    1,851.26x = 2,721,526.20
  5. Step 5: Solve for x
    x = 2,721,526.20/1,851.26
  6. Step 6: Final answer
    x = 1,470.10

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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.