Home / 2,060.15-2,842.53-1,220.88

Finding the Fourth Proportional to 2,060.15, 2,842.53 and 1,220.88

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Solution

The fourth proportional to 2,060.15, 2,842.53 and 1,220.88 is: 1,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.15 : 2,842.53 = 1,220.88 : x
  2. Step 2: Convert to fraction form
    2,060.15/2,842.53 = 1,220.88/x
  3. Step 3: Cross multiply
    2,060.15x = 2,842.53 × 1,220.88
  4. Step 4: Simplify right side
    2,060.15x = 3,470,394.11
  5. Step 5: Solve for x
    x = 3,470,394.11/2,060.15
  6. Step 6: Final answer
    x = 1,684.54

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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.