Home / 8,427.05-12,643.27-4,044.81

Finding the Fourth Proportional to 8,427.05, 12,643.27 and 4,044.81

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Solution

The fourth proportional to 8,427.05, 12,643.27 and 4,044.81 is: 6,068.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.05 : 12,643.27 = 4,044.81 : x
  2. Step 2: Convert to fraction form
    8,427.05/12,643.27 = 4,044.81/x
  3. Step 3: Cross multiply
    8,427.05x = 12,643.27 × 4,044.81
  4. Step 4: Simplify right side
    8,427.05x = 51,139,684.98
  5. Step 5: Solve for x
    x = 51,139,684.98/8,427.05
  6. Step 6: Final answer
    x = 6,068.52

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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.