Home / 9,156.40-13,734.60-4,224.58

Finding the Fourth Proportional to 9,156.40, 13,734.60 and 4,224.58

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Solution

The fourth proportional to 9,156.40, 13,734.60 and 4,224.58 is: 6,336.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.40 : 13,734.60 = 4,224.58 : x
  2. Step 2: Convert to fraction form
    9,156.40/13,734.60 = 4,224.58/x
  3. Step 3: Cross multiply
    9,156.40x = 13,734.60 × 4,224.58
  4. Step 4: Simplify right side
    9,156.40x = 58,022,916.47
  5. Step 5: Solve for x
    x = 58,022,916.47/9,156.40
  6. Step 6: Final answer
    x = 6,336.87

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1.5x scale

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.