Home / 5,023.76-6,932.28-2,785.28

Finding the Fourth Proportional to 5,023.76, 6,932.28 and 2,785.28

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Solution

The fourth proportional to 5,023.76, 6,932.28 and 2,785.28 is: 3,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.76 : 6,932.28 = 2,785.28 : x
  2. Step 2: Convert to fraction form
    5,023.76/6,932.28 = 2,785.28/x
  3. Step 3: Cross multiply
    5,023.76x = 6,932.28 × 2,785.28
  4. Step 4: Simplify right side
    5,023.76x = 19,308,340.84
  5. Step 5: Solve for x
    x = 19,308,340.84/5,023.76
  6. Step 6: Final answer
    x = 3,843.40

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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.