Home / 8,544.70-12,810.88-5,250.98

Finding the Fourth Proportional to 8,544.70, 12,810.88 and 5,250.98

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Solution

The fourth proportional to 8,544.70, 12,810.88 and 5,250.98 is: 7,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.70 : 12,810.88 = 5,250.98 : x
  2. Step 2: Convert to fraction form
    8,544.70/12,810.88 = 5,250.98/x
  3. Step 3: Cross multiply
    8,544.70x = 12,810.88 × 5,250.98
  4. Step 4: Simplify right side
    8,544.70x = 67,269,674.66
  5. Step 5: Solve for x
    x = 67,269,674.66/8,544.70
  6. Step 6: Final answer
    x = 7,872.68

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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.