Home / 9,438.34-14,155.90-2,862.94

Finding the Fourth Proportional to 9,438.34, 14,155.90 and 2,862.94

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Solution

The fourth proportional to 9,438.34, 14,155.90 and 2,862.94 is: 4,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.34 : 14,155.90 = 2,862.94 : x
  2. Step 2: Convert to fraction form
    9,438.34/14,155.90 = 2,862.94/x
  3. Step 3: Cross multiply
    9,438.34x = 14,155.90 × 2,862.94
  4. Step 4: Simplify right side
    9,438.34x = 40,527,492.35
  5. Step 5: Solve for x
    x = 40,527,492.35/9,438.34
  6. Step 6: Final answer
    x = 4,293.92

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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.