Home / 8,943.22-13,415.11-4,263.74

Finding the Fourth Proportional to 8,943.22, 13,415.11 and 4,263.74

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Solution

The fourth proportional to 8,943.22, 13,415.11 and 4,263.74 is: 6,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.22 : 13,415.11 = 4,263.74 : x
  2. Step 2: Convert to fraction form
    8,943.22/13,415.11 = 4,263.74/x
  3. Step 3: Cross multiply
    8,943.22x = 13,415.11 × 4,263.74
  4. Step 4: Simplify right side
    8,943.22x = 57,198,541.11
  5. Step 5: Solve for x
    x = 57,198,541.11/8,943.22
  6. Step 6: Final answer
    x = 6,395.74

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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.