Home / 2,330.80-3,216.69-1,282.93

Finding the Fourth Proportional to 2,330.80, 3,216.69 and 1,282.93

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Solution

The fourth proportional to 2,330.80, 3,216.69 and 1,282.93 is: 1,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.80 : 3,216.69 = 1,282.93 : x
  2. Step 2: Convert to fraction form
    2,330.80/3,216.69 = 1,282.93/x
  3. Step 3: Cross multiply
    2,330.80x = 3,216.69 × 1,282.93
  4. Step 4: Simplify right side
    2,330.80x = 4,126,780.06
  5. Step 5: Solve for x
    x = 4,126,780.06/2,330.80
  6. Step 6: Final answer
    x = 1,770.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.