Home / 3,060.48-4,224.08-1,801.76

Finding the Fourth Proportional to 3,060.48, 4,224.08 and 1,801.76

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Solution

The fourth proportional to 3,060.48, 4,224.08 and 1,801.76 is: 2,486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.48 : 4,224.08 = 1,801.76 : x
  2. Step 2: Convert to fraction form
    3,060.48/4,224.08 = 1,801.76/x
  3. Step 3: Cross multiply
    3,060.48x = 4,224.08 × 1,801.76
  4. Step 4: Simplify right side
    3,060.48x = 7,610,778.38
  5. Step 5: Solve for x
    x = 7,610,778.38/3,060.48
  6. Step 6: Final answer
    x = 2,486.79

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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.