Home / 3,925.36-5,888.91-2,172.92

Finding the Fourth Proportional to 3,925.36, 5,888.91 and 2,172.92

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Solution

The fourth proportional to 3,925.36, 5,888.91 and 2,172.92 is: 3,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.36 : 5,888.91 = 2,172.92 : x
  2. Step 2: Convert to fraction form
    3,925.36/5,888.91 = 2,172.92/x
  3. Step 3: Cross multiply
    3,925.36x = 5,888.91 × 2,172.92
  4. Step 4: Simplify right side
    3,925.36x = 12,796,159.79
  5. Step 5: Solve for x
    x = 12,796,159.79/3,925.36
  6. Step 6: Final answer
    x = 3,259.87

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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.