Home / 2,891.10-4,337.19-1,159.86

Finding the Fourth Proportional to 2,891.10, 4,337.19 and 1,159.86

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Solution

The fourth proportional to 2,891.10, 4,337.19 and 1,159.86 is: 1,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.10 : 4,337.19 = 1,159.86 : x
  2. Step 2: Convert to fraction form
    2,891.10/4,337.19 = 1,159.86/x
  3. Step 3: Cross multiply
    2,891.10x = 4,337.19 × 1,159.86
  4. Step 4: Simplify right side
    2,891.10x = 5,030,533.19
  5. Step 5: Solve for x
    x = 5,030,533.19/2,891.10
  6. Step 6: Final answer
    x = 1,740.01

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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.