Home / 5,031.60-6,944.04-2,794.20

Finding the Fourth Proportional to 5,031.60, 6,944.04 and 2,794.20

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Solution

The fourth proportional to 5,031.60, 6,944.04 and 2,794.20 is: 3,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.60 : 6,944.04 = 2,794.20 : x
  2. Step 2: Convert to fraction form
    5,031.60/6,944.04 = 2,794.20/x
  3. Step 3: Cross multiply
    5,031.60x = 6,944.04 × 2,794.20
  4. Step 4: Simplify right side
    5,031.60x = 19,403,036.57
  5. Step 5: Solve for x
    x = 19,403,036.57/5,031.60
  6. Step 6: Final answer
    x = 3,856.24

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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.