Home / 5,027.60-6,937-2,931.44

Finding the Fourth Proportional to 5,027.60, 6,937 and 2,931.44

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Solution

The fourth proportional to 5,027.60, 6,937 and 2,931.44 is: 4,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.60 : 6,937 = 2,931.44 : x
  2. Step 2: Convert to fraction form
    5,027.60/6,937 = 2,931.44/x
  3. Step 3: Cross multiply
    5,027.60x = 6,937 × 2,931.44
  4. Step 4: Simplify right side
    5,027.60x = 20,335,399.28
  5. Step 5: Solve for x
    x = 20,335,399.28/5,027.60
  6. Step 6: Final answer
    x = 4,044.75

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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.