Home / 9,443.18-14,166.81-2,869.90

Finding the Fourth Proportional to 9,443.18, 14,166.81 and 2,869.90

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Solution

The fourth proportional to 9,443.18, 14,166.81 and 2,869.90 is: 4,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,443.18 : 14,166.81 = 2,869.90 : x
  2. Step 2: Convert to fraction form
    9,443.18/14,166.81 = 2,869.90/x
  3. Step 3: Cross multiply
    9,443.18x = 14,166.81 × 2,869.90
  4. Step 4: Simplify right side
    9,443.18x = 40,657,292.60
  5. Step 5: Solve for x
    x = 40,657,292.60/9,443.18
  6. Step 6: Final answer
    x = 4,305.47

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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.