Home / 4,767.03-7,151.49-1,647.15

Finding the Fourth Proportional to 4,767.03, 7,151.49 and 1,647.15

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Solution

The fourth proportional to 4,767.03, 7,151.49 and 1,647.15 is: 2,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.03 : 7,151.49 = 1,647.15 : x
  2. Step 2: Convert to fraction form
    4,767.03/7,151.49 = 1,647.15/x
  3. Step 3: Cross multiply
    4,767.03x = 7,151.49 × 1,647.15
  4. Step 4: Simplify right side
    4,767.03x = 11,779,576.75
  5. Step 5: Solve for x
    x = 11,779,576.75/4,767.03
  6. Step 6: Final answer
    x = 2,471.05

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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.