Home / 1,677.15-2,512.89-1,018.62

Finding the Fourth Proportional to 1,677.15, 2,512.89 and 1,018.62

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Solution

The fourth proportional to 1,677.15, 2,512.89 and 1,018.62 is: 1,526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.15 : 2,512.89 = 1,018.62 : x
  2. Step 2: Convert to fraction form
    1,677.15/2,512.89 = 1,018.62/x
  3. Step 3: Cross multiply
    1,677.15x = 2,512.89 × 1,018.62
  4. Step 4: Simplify right side
    1,677.15x = 2,559,680.01
  5. Step 5: Solve for x
    x = 2,559,680.01/1,677.15
  6. Step 6: Final answer
    x = 1,526.21

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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.