Home / 7,545.80-11,267.86-6,161.84

Finding the Fourth Proportional to 7,545.80, 11,267.86 and 6,161.84

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Solution

The fourth proportional to 7,545.80, 11,267.86 and 6,161.84 is: 9,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.80 : 11,267.86 = 6,161.84 : x
  2. Step 2: Convert to fraction form
    7,545.80/11,267.86 = 6,161.84/x
  3. Step 3: Cross multiply
    7,545.80x = 11,267.86 × 6,161.84
  4. Step 4: Simplify right side
    7,545.80x = 69,430,750.46
  5. Step 5: Solve for x
    x = 69,430,750.46/7,545.80
  6. Step 6: Final answer
    x = 9,201.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.