Home / 3,585.13-4,945.33-2,256.53

Finding the Fourth Proportional to 3,585.13, 4,945.33 and 2,256.53

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Solution

The fourth proportional to 3,585.13, 4,945.33 and 2,256.53 is: 3,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.13 : 4,945.33 = 2,256.53 : x
  2. Step 2: Convert to fraction form
    3,585.13/4,945.33 = 2,256.53/x
  3. Step 3: Cross multiply
    3,585.13x = 4,945.33 × 2,256.53
  4. Step 4: Simplify right side
    3,585.13x = 11,159,249.50
  5. Step 5: Solve for x
    x = 11,159,249.50/3,585.13
  6. Step 6: Final answer
    x = 3,112.65

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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.