Home / 1,364.24-1,881.43-1,154.96

Finding the Fourth Proportional to 1,364.24, 1,881.43 and 1,154.96

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Solution

The fourth proportional to 1,364.24, 1,881.43 and 1,154.96 is: 1,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.24 : 1,881.43 = 1,154.96 : x
  2. Step 2: Convert to fraction form
    1,364.24/1,881.43 = 1,154.96/x
  3. Step 3: Cross multiply
    1,364.24x = 1,881.43 × 1,154.96
  4. Step 4: Simplify right side
    1,364.24x = 2,172,971.15
  5. Step 5: Solve for x
    x = 2,172,971.15/1,364.24
  6. Step 6: Final answer
    x = 1,592.80

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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.