Home / 8,813.85-13,222.01-2,574.32

Finding the Fourth Proportional to 8,813.85, 13,222.01 and 2,574.32

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Solution

The fourth proportional to 8,813.85, 13,222.01 and 2,574.32 is: 3,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.85 : 13,222.01 = 2,574.32 : x
  2. Step 2: Convert to fraction form
    8,813.85/13,222.01 = 2,574.32/x
  3. Step 3: Cross multiply
    8,813.85x = 13,222.01 × 2,574.32
  4. Step 4: Simplify right side
    8,813.85x = 34,037,605.80
  5. Step 5: Solve for x
    x = 34,037,605.80/8,813.85
  6. Step 6: Final answer
    x = 3,861.83

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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.