Home / 2,042.55-2,818.86-1,158.36

Finding the Fourth Proportional to 2,042.55, 2,818.86 and 1,158.36

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Solution

The fourth proportional to 2,042.55, 2,818.86 and 1,158.36 is: 1,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.55 : 2,818.86 = 1,158.36 : x
  2. Step 2: Convert to fraction form
    2,042.55/2,818.86 = 1,158.36/x
  3. Step 3: Cross multiply
    2,042.55x = 2,818.86 × 1,158.36
  4. Step 4: Simplify right side
    2,042.55x = 3,265,254.67
  5. Step 5: Solve for x
    x = 3,265,254.67/2,042.55
  6. Step 6: Final answer
    x = 1,598.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.