Home / 3,888.14-5,802.35-3,472.91

Finding the Fourth Proportional to 3,888.14, 5,802.35 and 3,472.91

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Solution

The fourth proportional to 3,888.14, 5,802.35 and 3,472.91 is: 5,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.14 : 5,802.35 = 3,472.91 : x
  2. Step 2: Convert to fraction form
    3,888.14/5,802.35 = 3,472.91/x
  3. Step 3: Cross multiply
    3,888.14x = 5,802.35 × 3,472.91
  4. Step 4: Simplify right side
    3,888.14x = 20,150,992.96
  5. Step 5: Solve for x
    x = 20,150,992.96/3,888.14
  6. Step 6: Final answer
    x = 5,182.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.