Home / 7,571.09-10,443.78-4,545.41

Finding the Fourth Proportional to 7,571.09, 10,443.78 and 4,545.41

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Solution

The fourth proportional to 7,571.09, 10,443.78 and 4,545.41 is: 6,270.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.09 : 10,443.78 = 4,545.41 : x
  2. Step 2: Convert to fraction form
    7,571.09/10,443.78 = 4,545.41/x
  3. Step 3: Cross multiply
    7,571.09x = 10,443.78 × 4,545.41
  4. Step 4: Simplify right side
    7,571.09x = 47,471,209.83
  5. Step 5: Solve for x
    x = 47,471,209.83/7,571.09
  6. Step 6: Final answer
    x = 6,270.07

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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.