Home / 7,117.80-10,677.34-2,500.84

Finding the Fourth Proportional to 7,117.80, 10,677.34 and 2,500.84

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Solution

The fourth proportional to 7,117.80, 10,677.34 and 2,500.84 is: 3,751.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.80 : 10,677.34 = 2,500.84 : x
  2. Step 2: Convert to fraction form
    7,117.80/10,677.34 = 2,500.84/x
  3. Step 3: Cross multiply
    7,117.80x = 10,677.34 × 2,500.84
  4. Step 4: Simplify right side
    7,117.80x = 26,702,318.97
  5. Step 5: Solve for x
    x = 26,702,318.97/7,117.80
  6. Step 6: Final answer
    x = 3,751.48

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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.