Home / 2,713.19-4,069.31-1,252.22

Finding the Fourth Proportional to 2,713.19, 4,069.31 and 1,252.22

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Solution

The fourth proportional to 2,713.19, 4,069.31 and 1,252.22 is: 1,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.19 : 4,069.31 = 1,252.22 : x
  2. Step 2: Convert to fraction form
    2,713.19/4,069.31 = 1,252.22/x
  3. Step 3: Cross multiply
    2,713.19x = 4,069.31 × 1,252.22
  4. Step 4: Simplify right side
    2,713.19x = 5,095,644.76
  5. Step 5: Solve for x
    x = 5,095,644.76/2,713.19
  6. Step 6: Final answer
    x = 1,878.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.