Home / 1,512.48-2,268.66-538.02

Finding the Fourth Proportional to 1,512.48, 2,268.66 and 538.02

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Solution

The fourth proportional to 1,512.48, 2,268.66 and 538.02 is: 807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.48 : 2,268.66 = 538.02 : x
  2. Step 2: Convert to fraction form
    1,512.48/2,268.66 = 538.02/x
  3. Step 3: Cross multiply
    1,512.48x = 2,268.66 × 538.02
  4. Step 4: Simplify right side
    1,512.48x = 1,220,584.45
  5. Step 5: Solve for x
    x = 1,220,584.45/1,512.48
  6. Step 6: Final answer
    x = 807.01

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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.