Home / 5,023.79-6,932.72-2,785.64

Finding the Fourth Proportional to 5,023.79, 6,932.72 and 2,785.64

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Solution

The fourth proportional to 5,023.79, 6,932.72 and 2,785.64 is: 3,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.79 : 6,932.72 = 2,785.64 : x
  2. Step 2: Convert to fraction form
    5,023.79/6,932.72 = 2,785.64/x
  3. Step 3: Cross multiply
    5,023.79x = 6,932.72 × 2,785.64
  4. Step 4: Simplify right side
    5,023.79x = 19,312,086.44
  5. Step 5: Solve for x
    x = 19,312,086.44/5,023.79
  6. Step 6: Final answer
    x = 3,844.13

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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.