Home / 7,180.90-10,759.98-5,541.46

Finding the Fourth Proportional to 7,180.90, 10,759.98 and 5,541.46

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Solution

The fourth proportional to 7,180.90, 10,759.98 and 5,541.46 is: 8,303.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.90 : 10,759.98 = 5,541.46 : x
  2. Step 2: Convert to fraction form
    7,180.90/10,759.98 = 5,541.46/x
  3. Step 3: Cross multiply
    7,180.90x = 10,759.98 × 5,541.46
  4. Step 4: Simplify right side
    7,180.90x = 59,625,998.77
  5. Step 5: Solve for x
    x = 59,625,998.77/7,180.90
  6. Step 6: Final answer
    x = 8,303.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.