Home / 1,507.68-2,257.74-1,229.04

Finding the Fourth Proportional to 1,507.68, 2,257.74 and 1,229.04

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Solution

The fourth proportional to 1,507.68, 2,257.74 and 1,229.04 is: 1,840.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.68 : 2,257.74 = 1,229.04 : x
  2. Step 2: Convert to fraction form
    1,507.68/2,257.74 = 1,229.04/x
  3. Step 3: Cross multiply
    1,507.68x = 2,257.74 × 1,229.04
  4. Step 4: Simplify right side
    1,507.68x = 2,774,852.77
  5. Step 5: Solve for x
    x = 2,774,852.77/1,507.68
  6. Step 6: Final answer
    x = 1,840.48

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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.