Home / 7,798.02-10,761.71-4,261.29

Finding the Fourth Proportional to 7,798.02, 10,761.71 and 4,261.29

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Solution

The fourth proportional to 7,798.02, 10,761.71 and 4,261.29 is: 5,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.02 : 10,761.71 = 4,261.29 : x
  2. Step 2: Convert to fraction form
    7,798.02/10,761.71 = 4,261.29/x
  3. Step 3: Cross multiply
    7,798.02x = 10,761.71 × 4,261.29
  4. Step 4: Simplify right side
    7,798.02x = 45,858,745.90
  5. Step 5: Solve for x
    x = 45,858,745.90/7,798.02
  6. Step 6: Final answer
    x = 5,880.82

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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.