Home / 5,023.72-6,932.79-2,785.63

Finding the Fourth Proportional to 5,023.72, 6,932.79 and 2,785.63

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Solution

The fourth proportional to 5,023.72, 6,932.79 and 2,785.63 is: 3,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.72 : 6,932.79 = 2,785.63 : x
  2. Step 2: Convert to fraction form
    5,023.72/6,932.79 = 2,785.63/x
  3. Step 3: Cross multiply
    5,023.72x = 6,932.79 × 2,785.63
  4. Step 4: Simplify right side
    5,023.72x = 19,312,187.81
  5. Step 5: Solve for x
    x = 19,312,187.81/5,023.72
  6. Step 6: Final answer
    x = 3,844.20

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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.