Home / 10,225.12-15,326.67-4,948.98

Finding the Fourth Proportional to 10,225.12, 15,326.67 and 4,948.98

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Solution

The fourth proportional to 10,225.12, 15,326.67 and 4,948.98 is: 7,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.12 : 15,326.67 = 4,948.98 : x
  2. Step 2: Convert to fraction form
    10,225.12/15,326.67 = 4,948.98/x
  3. Step 3: Cross multiply
    10,225.12x = 15,326.67 × 4,948.98
  4. Step 4: Simplify right side
    10,225.12x = 75,851,383.30
  5. Step 5: Solve for x
    x = 75,851,383.30/10,225.12
  6. Step 6: Final answer
    x = 7,418.14

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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.