Home / 2,867.58-4,301.28-1,577.16

Finding the Fourth Proportional to 2,867.58, 4,301.28 and 1,577.16

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Solution

The fourth proportional to 2,867.58, 4,301.28 and 1,577.16 is: 2,365.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.58 : 4,301.28 = 1,577.16 : x
  2. Step 2: Convert to fraction form
    2,867.58/4,301.28 = 1,577.16/x
  3. Step 3: Cross multiply
    2,867.58x = 4,301.28 × 1,577.16
  4. Step 4: Simplify right side
    2,867.58x = 6,783,806.76
  5. Step 5: Solve for x
    x = 6,783,806.76/2,867.58
  6. Step 6: Final answer
    x = 2,365.69

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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.