Home / 2,219.93-3,060.08-1,659.55

Finding the Fourth Proportional to 2,219.93, 3,060.08 and 1,659.55

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Solution

The fourth proportional to 2,219.93, 3,060.08 and 1,659.55 is: 2,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.93 : 3,060.08 = 1,659.55 : x
  2. Step 2: Convert to fraction form
    2,219.93/3,060.08 = 1,659.55/x
  3. Step 3: Cross multiply
    2,219.93x = 3,060.08 × 1,659.55
  4. Step 4: Simplify right side
    2,219.93x = 5,078,344.61
  5. Step 5: Solve for x
    x = 5,078,344.61/2,219.93
  6. Step 6: Final answer
    x = 2,287.61

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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.