Home / 8,814.58-13,220.56-2,572.91

Finding the Fourth Proportional to 8,814.58, 13,220.56 and 2,572.91

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Solution

The fourth proportional to 8,814.58, 13,220.56 and 2,572.91 is: 3,858.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.58 : 13,220.56 = 2,572.91 : x
  2. Step 2: Convert to fraction form
    8,814.58/13,220.56 = 2,572.91/x
  3. Step 3: Cross multiply
    8,814.58x = 13,220.56 × 2,572.91
  4. Step 4: Simplify right side
    8,814.58x = 34,015,337.65
  5. Step 5: Solve for x
    x = 34,015,337.65/8,814.58
  6. Step 6: Final answer
    x = 3,858.99

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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.