Home / 7,769.19-10,721.61-4,232.37

Finding the Fourth Proportional to 7,769.19, 10,721.61 and 4,232.37

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Solution

The fourth proportional to 7,769.19, 10,721.61 and 4,232.37 is: 5,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.19 : 10,721.61 = 4,232.37 : x
  2. Step 2: Convert to fraction form
    7,769.19/10,721.61 = 4,232.37/x
  3. Step 3: Cross multiply
    7,769.19x = 10,721.61 × 4,232.37
  4. Step 4: Simplify right side
    7,769.19x = 45,377,820.52
  5. Step 5: Solve for x
    x = 45,377,820.52/7,769.19
  6. Step 6: Final answer
    x = 5,840.74

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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.