Home / 1,885.32-2,829.65-1,008.54

Finding the Fourth Proportional to 1,885.32, 2,829.65 and 1,008.54

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Solution

The fourth proportional to 1,885.32, 2,829.65 and 1,008.54 is: 1,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.32 : 2,829.65 = 1,008.54 : x
  2. Step 2: Convert to fraction form
    1,885.32/2,829.65 = 1,008.54/x
  3. Step 3: Cross multiply
    1,885.32x = 2,829.65 × 1,008.54
  4. Step 4: Simplify right side
    1,885.32x = 2,853,810.17
  5. Step 5: Solve for x
    x = 2,853,810.17/1,885.32
  6. Step 6: Final answer
    x = 1,513.70

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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.