Home / 8,810.55-13,217.58-4,135.77

Finding the Fourth Proportional to 8,810.55, 13,217.58 and 4,135.77

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Solution

The fourth proportional to 8,810.55, 13,217.58 and 4,135.77 is: 6,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.55 : 13,217.58 = 4,135.77 : x
  2. Step 2: Convert to fraction form
    8,810.55/13,217.58 = 4,135.77/x
  3. Step 3: Cross multiply
    8,810.55x = 13,217.58 × 4,135.77
  4. Step 4: Simplify right side
    8,810.55x = 54,664,870.84
  5. Step 5: Solve for x
    x = 54,664,870.84/8,810.55
  6. Step 6: Final answer
    x = 6,204.48

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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.