Home / 4,767.49-7,151.73-1,647.10

Finding the Fourth Proportional to 4,767.49, 7,151.73 and 1,647.10

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Solution

The fourth proportional to 4,767.49, 7,151.73 and 1,647.10 is: 2,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.49 : 7,151.73 = 1,647.10 : x
  2. Step 2: Convert to fraction form
    4,767.49/7,151.73 = 1,647.10/x
  3. Step 3: Cross multiply
    4,767.49x = 7,151.73 × 1,647.10
  4. Step 4: Simplify right side
    4,767.49x = 11,779,614.48
  5. Step 5: Solve for x
    x = 11,779,614.48/4,767.49
  6. Step 6: Final answer
    x = 2,470.82

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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.