Home / 2,867.80-4,296.30-1,476.40

Finding the Fourth Proportional to 2,867.80, 4,296.30 and 1,476.40

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Solution

The fourth proportional to 2,867.80, 4,296.30 and 1,476.40 is: 2,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.80 : 4,296.30 = 1,476.40 : x
  2. Step 2: Convert to fraction form
    2,867.80/4,296.30 = 1,476.40/x
  3. Step 3: Cross multiply
    2,867.80x = 4,296.30 × 1,476.40
  4. Step 4: Simplify right side
    2,867.80x = 6,343,057.32
  5. Step 5: Solve for x
    x = 6,343,057.32/2,867.80
  6. Step 6: Final answer
    x = 2,211.82

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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.