Home / 5,023.84-6,932.88-2,785.72

Finding the Fourth Proportional to 5,023.84, 6,932.88 and 2,785.72

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Solution

The fourth proportional to 5,023.84, 6,932.88 and 2,785.72 is: 3,844.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.84 : 6,932.88 = 2,785.72 : x
  2. Step 2: Convert to fraction form
    5,023.84/6,932.88 = 2,785.72/x
  3. Step 3: Cross multiply
    5,023.84x = 6,932.88 × 2,785.72
  4. Step 4: Simplify right side
    5,023.84x = 19,313,062.47
  5. Step 5: Solve for x
    x = 19,313,062.47/5,023.84
  6. Step 6: Final answer
    x = 3,844.28

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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.