Home / 5,811.40-8,716.95-2,303.23

Finding the Fourth Proportional to 5,811.40, 8,716.95 and 2,303.23

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Solution

The fourth proportional to 5,811.40, 8,716.95 and 2,303.23 is: 3,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.40 : 8,716.95 = 2,303.23 : x
  2. Step 2: Convert to fraction form
    5,811.40/8,716.95 = 2,303.23/x
  3. Step 3: Cross multiply
    5,811.40x = 8,716.95 × 2,303.23
  4. Step 4: Simplify right side
    5,811.40x = 20,077,140.75
  5. Step 5: Solve for x
    x = 20,077,140.75/5,811.40
  6. Step 6: Final answer
    x = 3,454.79

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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.