Home / 2,062.15-2,845.76-1,130.65

Finding the Fourth Proportional to 2,062.15, 2,845.76 and 1,130.65

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Solution

The fourth proportional to 2,062.15, 2,845.76 and 1,130.65 is: 1,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062.15 : 2,845.76 = 1,130.65 : x
  2. Step 2: Convert to fraction form
    2,062.15/2,845.76 = 1,130.65/x
  3. Step 3: Cross multiply
    2,062.15x = 2,845.76 × 1,130.65
  4. Step 4: Simplify right side
    2,062.15x = 3,217,558.54
  5. Step 5: Solve for x
    x = 3,217,558.54/2,062.15
  6. Step 6: Final answer
    x = 1,560.29

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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.