Home / 3,925.32-5,888.16-2,776.20

Finding the Fourth Proportional to 3,925.32, 5,888.16 and 2,776.20

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Solution

The fourth proportional to 3,925.32, 5,888.16 and 2,776.20 is: 4,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.32 : 5,888.16 = 2,776.20 : x
  2. Step 2: Convert to fraction form
    3,925.32/5,888.16 = 2,776.20/x
  3. Step 3: Cross multiply
    3,925.32x = 5,888.16 × 2,776.20
  4. Step 4: Simplify right side
    3,925.32x = 16,346,709.79
  5. Step 5: Solve for x
    x = 16,346,709.79/3,925.32
  6. Step 6: Final answer
    x = 4,164.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.