Home / 7,851.06-11,775.72-2,304.46

Finding the Fourth Proportional to 7,851.06, 11,775.72 and 2,304.46

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Solution

The fourth proportional to 7,851.06, 11,775.72 and 2,304.46 is: 3,456.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.06 : 11,775.72 = 2,304.46 : x
  2. Step 2: Convert to fraction form
    7,851.06/11,775.72 = 2,304.46/x
  3. Step 3: Cross multiply
    7,851.06x = 11,775.72 × 2,304.46
  4. Step 4: Simplify right side
    7,851.06x = 27,136,675.71
  5. Step 5: Solve for x
    x = 27,136,675.71/7,851.06
  6. Step 6: Final answer
    x = 3,456.43

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1.5x scale

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.