Home / 9,438.30-14,157.50-2,864.52

Finding the Fourth Proportional to 9,438.30, 14,157.50 and 2,864.52

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Solution

The fourth proportional to 9,438.30, 14,157.50 and 2,864.52 is: 4,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.30 : 14,157.50 = 2,864.52 : x
  2. Step 2: Convert to fraction form
    9,438.30/14,157.50 = 2,864.52/x
  3. Step 3: Cross multiply
    9,438.30x = 14,157.50 × 2,864.52
  4. Step 4: Simplify right side
    9,438.30x = 40,554,427.58
  5. Step 5: Solve for x
    x = 40,554,427.58/9,438.30
  6. Step 6: Final answer
    x = 4,296.79

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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.