Home / 9,280.80-13,922.10-2,707.05

Finding the Fourth Proportional to 9,280.80, 13,922.10 and 2,707.05

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Solution

The fourth proportional to 9,280.80, 13,922.10 and 2,707.05 is: 4,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.80 : 13,922.10 = 2,707.05 : x
  2. Step 2: Convert to fraction form
    9,280.80/13,922.10 = 2,707.05/x
  3. Step 3: Cross multiply
    9,280.80x = 13,922.10 × 2,707.05
  4. Step 4: Simplify right side
    9,280.80x = 37,687,820.81
  5. Step 5: Solve for x
    x = 37,687,820.81/9,280.80
  6. Step 6: Final answer
    x = 4,060.84

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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.