Home / 1,502.88-2,073.60-943.44

Finding the Fourth Proportional to 1,502.88, 2,073.60 and 943.44

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Solution

The fourth proportional to 1,502.88, 2,073.60 and 943.44 is: 1,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.88 : 2,073.60 = 943.44 : x
  2. Step 2: Convert to fraction form
    1,502.88/2,073.60 = 943.44/x
  3. Step 3: Cross multiply
    1,502.88x = 2,073.60 × 943.44
  4. Step 4: Simplify right side
    1,502.88x = 1,956,317.18
  5. Step 5: Solve for x
    x = 1,956,317.18/1,502.88
  6. Step 6: Final answer
    x = 1,301.71

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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.