Home / 3,095.10-4,271.24-1,836.78

Finding the Fourth Proportional to 3,095.10, 4,271.24 and 1,836.78

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Solution

The fourth proportional to 3,095.10, 4,271.24 and 1,836.78 is: 2,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.10 : 4,271.24 = 1,836.78 : x
  2. Step 2: Convert to fraction form
    3,095.10/4,271.24 = 1,836.78/x
  3. Step 3: Cross multiply
    3,095.10x = 4,271.24 × 1,836.78
  4. Step 4: Simplify right side
    3,095.10x = 7,845,319.02
  5. Step 5: Solve for x
    x = 7,845,319.02/3,095.10
  6. Step 6: Final answer
    x = 2,534.75

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Why These Related Problems?

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