Home / 2,967.30-4,091.88-2,303.91

Finding the Fourth Proportional to 2,967.30, 4,091.88 and 2,303.91

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Solution

The fourth proportional to 2,967.30, 4,091.88 and 2,303.91 is: 3,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.30 : 4,091.88 = 2,303.91 : x
  2. Step 2: Convert to fraction form
    2,967.30/4,091.88 = 2,303.91/x
  3. Step 3: Cross multiply
    2,967.30x = 4,091.88 × 2,303.91
  4. Step 4: Simplify right side
    2,967.30x = 9,427,323.25
  5. Step 5: Solve for x
    x = 9,427,323.25/2,967.30
  6. Step 6: Final answer
    x = 3,177.07

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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.