Home / 7,397.98-11,096.89-1,851.28

Finding the Fourth Proportional to 7,397.98, 11,096.89 and 1,851.28

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Solution

The fourth proportional to 7,397.98, 11,096.89 and 1,851.28 is: 2,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.98 : 11,096.89 = 1,851.28 : x
  2. Step 2: Convert to fraction form
    7,397.98/11,096.89 = 1,851.28/x
  3. Step 3: Cross multiply
    7,397.98x = 11,096.89 × 1,851.28
  4. Step 4: Simplify right side
    7,397.98x = 20,543,450.52
  5. Step 5: Solve for x
    x = 20,543,450.52/7,397.98
  6. Step 6: Final answer
    x = 2,776.90

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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.