Home / 7,551.47-11,329.23-3,167.75

Finding the Fourth Proportional to 7,551.47, 11,329.23 and 3,167.75

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Solution

The fourth proportional to 7,551.47, 11,329.23 and 3,167.75 is: 4,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.47 : 11,329.23 = 3,167.75 : x
  2. Step 2: Convert to fraction form
    7,551.47/11,329.23 = 3,167.75/x
  3. Step 3: Cross multiply
    7,551.47x = 11,329.23 × 3,167.75
  4. Step 4: Simplify right side
    7,551.47x = 35,888,111.69
  5. Step 5: Solve for x
    x = 35,888,111.69/7,551.47
  6. Step 6: Final answer
    x = 4,752.47

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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.