Home / 8,900.27-13,350.10-4,222.52

Finding the Fourth Proportional to 8,900.27, 13,350.10 and 4,222.52

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Solution

The fourth proportional to 8,900.27, 13,350.10 and 4,222.52 is: 6,333.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.27 : 13,350.10 = 4,222.52 : x
  2. Step 2: Convert to fraction form
    8,900.27/13,350.10 = 4,222.52/x
  3. Step 3: Cross multiply
    8,900.27x = 13,350.10 × 4,222.52
  4. Step 4: Simplify right side
    8,900.27x = 56,371,064.25
  5. Step 5: Solve for x
    x = 56,371,064.25/8,900.27
  6. Step 6: Final answer
    x = 6,333.64

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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.