Home / 5,243.04-7,864.30-1,955.88

Finding the Fourth Proportional to 5,243.04, 7,864.30 and 1,955.88

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Solution

The fourth proportional to 5,243.04, 7,864.30 and 1,955.88 is: 2,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.04 : 7,864.30 = 1,955.88 : x
  2. Step 2: Convert to fraction form
    5,243.04/7,864.30 = 1,955.88/x
  3. Step 3: Cross multiply
    5,243.04x = 7,864.30 × 1,955.88
  4. Step 4: Simplify right side
    5,243.04x = 15,381,587.76
  5. Step 5: Solve for x
    x = 15,381,587.76/5,243.04
  6. Step 6: Final answer
    x = 2,933.72

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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.