Home / 8,910.10-13,364.36-2,671.50

Finding the Fourth Proportional to 8,910.10, 13,364.36 and 2,671.50

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Solution

The fourth proportional to 8,910.10, 13,364.36 and 2,671.50 is: 4,007.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.10 : 13,364.36 = 2,671.50 : x
  2. Step 2: Convert to fraction form
    8,910.10/13,364.36 = 2,671.50/x
  3. Step 3: Cross multiply
    8,910.10x = 13,364.36 × 2,671.50
  4. Step 4: Simplify right side
    8,910.10x = 35,702,934.52
  5. Step 5: Solve for x
    x = 35,702,934.52/8,910.10
  6. Step 6: Final answer
    x = 4,007.02

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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.