Home / 3,565.15-5,351-1,923.31

Finding the Fourth Proportional to 3,565.15, 5,351 and 1,923.31

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Solution

The fourth proportional to 3,565.15, 5,351 and 1,923.31 is: 2,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.15 : 5,351 = 1,923.31 : x
  2. Step 2: Convert to fraction form
    3,565.15/5,351 = 1,923.31/x
  3. Step 3: Cross multiply
    3,565.15x = 5,351 × 1,923.31
  4. Step 4: Simplify right side
    3,565.15x = 10,291,631.81
  5. Step 5: Solve for x
    x = 10,291,631.81/3,565.15
  6. Step 6: Final answer
    x = 2,886.73

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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.