Home / 2,330.56-3,216.12-1,282.60

Finding the Fourth Proportional to 2,330.56, 3,216.12 and 1,282.60

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Solution

The fourth proportional to 2,330.56, 3,216.12 and 1,282.60 is: 1,769.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.56 : 3,216.12 = 1,282.60 : x
  2. Step 2: Convert to fraction form
    2,330.56/3,216.12 = 1,282.60/x
  3. Step 3: Cross multiply
    2,330.56x = 3,216.12 × 1,282.60
  4. Step 4: Simplify right side
    2,330.56x = 4,124,995.51
  5. Step 5: Solve for x
    x = 4,124,995.51/2,330.56
  6. Step 6: Final answer
    x = 1,769.96

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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.