Home / 9,438.76-14,158.19-2,865

Finding the Fourth Proportional to 9,438.76, 14,158.19 and 2,865

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Solution

The fourth proportional to 9,438.76, 14,158.19 and 2,865 is: 4,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.76 : 14,158.19 = 2,865 : x
  2. Step 2: Convert to fraction form
    9,438.76/14,158.19 = 2,865/x
  3. Step 3: Cross multiply
    9,438.76x = 14,158.19 × 2,865
  4. Step 4: Simplify right side
    9,438.76x = 40,563,200.03
  5. Step 5: Solve for x
    x = 40,563,200.03/9,438.76
  6. Step 6: Final answer
    x = 4,297.51

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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.