Home / 2,741.30-4,113.51-1,159.89

Finding the Fourth Proportional to 2,741.30, 4,113.51 and 1,159.89

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Solution

The fourth proportional to 2,741.30, 4,113.51 and 1,159.89 is: 1,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.30 : 4,113.51 = 1,159.89 : x
  2. Step 2: Convert to fraction form
    2,741.30/4,113.51 = 1,159.89/x
  3. Step 3: Cross multiply
    2,741.30x = 4,113.51 × 1,159.89
  4. Step 4: Simplify right side
    2,741.30x = 4,771,219.11
  5. Step 5: Solve for x
    x = 4,771,219.11/2,741.30
  6. Step 6: Final answer
    x = 1,740.50

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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.