Home / 3,572.93-4,933.38-2,785.61

Finding the Fourth Proportional to 3,572.93, 4,933.38 and 2,785.61

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Solution

The fourth proportional to 3,572.93, 4,933.38 and 2,785.61 is: 3,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.93 : 4,933.38 = 2,785.61 : x
  2. Step 2: Convert to fraction form
    3,572.93/4,933.38 = 2,785.61/x
  3. Step 3: Cross multiply
    3,572.93x = 4,933.38 × 2,785.61
  4. Step 4: Simplify right side
    3,572.93x = 13,742,472.66
  5. Step 5: Solve for x
    x = 13,742,472.66/3,572.93
  6. Step 6: Final answer
    x = 3,846.28

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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.