Home / 7,542.09-11,320.34-4,626.09

Finding the Fourth Proportional to 7,542.09, 11,320.34 and 4,626.09

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Solution

The fourth proportional to 7,542.09, 11,320.34 and 4,626.09 is: 6,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.09 : 11,320.34 = 4,626.09 : x
  2. Step 2: Convert to fraction form
    7,542.09/11,320.34 = 4,626.09/x
  3. Step 3: Cross multiply
    7,542.09x = 11,320.34 × 4,626.09
  4. Step 4: Simplify right side
    7,542.09x = 52,368,888.54
  5. Step 5: Solve for x
    x = 52,368,888.54/7,542.09
  6. Step 6: Final answer
    x = 6,943.55

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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.