Home / 3,925.60-5,416.52-2,746.24

Finding the Fourth Proportional to 3,925.60, 5,416.52 and 2,746.24

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Solution

The fourth proportional to 3,925.60, 5,416.52 and 2,746.24 is: 3,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.60 : 5,416.52 = 2,746.24 : x
  2. Step 2: Convert to fraction form
    3,925.60/5,416.52 = 2,746.24/x
  3. Step 3: Cross multiply
    3,925.60x = 5,416.52 × 2,746.24
  4. Step 4: Simplify right side
    3,925.60x = 14,875,063.88
  5. Step 5: Solve for x
    x = 14,875,063.88/3,925.60
  6. Step 6: Final answer
    x = 3,789.25

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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.