Home / 3,925.16-5,417.79-2,247.45

Finding the Fourth Proportional to 3,925.16, 5,417.79 and 2,247.45

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Solution

The fourth proportional to 3,925.16, 5,417.79 and 2,247.45 is: 3,102.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.16 : 5,417.79 = 2,247.45 : x
  2. Step 2: Convert to fraction form
    3,925.16/5,417.79 = 2,247.45/x
  3. Step 3: Cross multiply
    3,925.16x = 5,417.79 × 2,247.45
  4. Step 4: Simplify right side
    3,925.16x = 12,176,183.39
  5. Step 5: Solve for x
    x = 12,176,183.39/3,925.16
  6. Step 6: Final answer
    x = 3,102.09

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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.