Home / 7,701.74-11,551.34-2,770.46

Finding the Fourth Proportional to 7,701.74, 11,551.34 and 2,770.46

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Solution

The fourth proportional to 7,701.74, 11,551.34 and 2,770.46 is: 4,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.74 : 11,551.34 = 2,770.46 : x
  2. Step 2: Convert to fraction form
    7,701.74/11,551.34 = 2,770.46/x
  3. Step 3: Cross multiply
    7,701.74x = 11,551.34 × 2,770.46
  4. Step 4: Simplify right side
    7,701.74x = 32,002,525.42
  5. Step 5: Solve for x
    x = 32,002,525.42/7,701.74
  6. Step 6: Final answer
    x = 4,155.23

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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.