Home / 3,901.18-5,853.75-1,709.92

Finding the Fourth Proportional to 3,901.18, 5,853.75 and 1,709.92

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Solution

The fourth proportional to 3,901.18, 5,853.75 and 1,709.92 is: 2,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.18 : 5,853.75 = 1,709.92 : x
  2. Step 2: Convert to fraction form
    3,901.18/5,853.75 = 1,709.92/x
  3. Step 3: Cross multiply
    3,901.18x = 5,853.75 × 1,709.92
  4. Step 4: Simplify right side
    3,901.18x = 10,009,444.20
  5. Step 5: Solve for x
    x = 10,009,444.20/3,901.18
  6. Step 6: Final answer
    x = 2,565.75

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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.