Home / 7,550.11-10,424.19-4,721.49

Finding the Fourth Proportional to 7,550.11, 10,424.19 and 4,721.49

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Solution

The fourth proportional to 7,550.11, 10,424.19 and 4,721.49 is: 6,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.11 : 10,424.19 = 4,721.49 : x
  2. Step 2: Convert to fraction form
    7,550.11/10,424.19 = 4,721.49/x
  3. Step 3: Cross multiply
    7,550.11x = 10,424.19 × 4,721.49
  4. Step 4: Simplify right side
    7,550.11x = 49,217,726.55
  5. Step 5: Solve for x
    x = 49,217,726.55/7,550.11
  6. Step 6: Final answer
    x = 6,518.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.