Home / 7,124.46-9,834.21-4,893.72

Finding the Fourth Proportional to 7,124.46, 9,834.21 and 4,893.72

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Solution

The fourth proportional to 7,124.46, 9,834.21 and 4,893.72 is: 6,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.46 : 9,834.21 = 4,893.72 : x
  2. Step 2: Convert to fraction form
    7,124.46/9,834.21 = 4,893.72/x
  3. Step 3: Cross multiply
    7,124.46x = 9,834.21 × 4,893.72
  4. Step 4: Simplify right side
    7,124.46x = 48,125,833.28
  5. Step 5: Solve for x
    x = 48,125,833.28/7,124.46
  6. Step 6: Final answer
    x = 6,755.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.