Home / 5,555.13-7,659.11-4,356.41

Finding the Fourth Proportional to 5,555.13, 7,659.11 and 4,356.41

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Solution

The fourth proportional to 5,555.13, 7,659.11 and 4,356.41 is: 6,006.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.13 : 7,659.11 = 4,356.41 : x
  2. Step 2: Convert to fraction form
    5,555.13/7,659.11 = 4,356.41/x
  3. Step 3: Cross multiply
    5,555.13x = 7,659.11 × 4,356.41
  4. Step 4: Simplify right side
    5,555.13x = 33,366,163.32
  5. Step 5: Solve for x
    x = 33,366,163.32/5,555.13
  6. Step 6: Final answer
    x = 6,006.37

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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.