Home / 7,827.48-11,745-3,444.36

Finding the Fourth Proportional to 7,827.48, 11,745 and 3,444.36

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Solution

The fourth proportional to 7,827.48, 11,745 and 3,444.36 is: 5,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.48 : 11,745 = 3,444.36 : x
  2. Step 2: Convert to fraction form
    7,827.48/11,745 = 3,444.36/x
  3. Step 3: Cross multiply
    7,827.48x = 11,745 × 3,444.36
  4. Step 4: Simplify right side
    7,827.48x = 40,454,008.20
  5. Step 5: Solve for x
    x = 40,454,008.20/7,827.48
  6. Step 6: Final answer
    x = 5,168.20

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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.