Home / 8,817.18-13,225.82-2,973.84

Finding the Fourth Proportional to 8,817.18, 13,225.82 and 2,973.84

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Solution

The fourth proportional to 8,817.18, 13,225.82 and 2,973.84 is: 4,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.18 : 13,225.82 = 2,973.84 : x
  2. Step 2: Convert to fraction form
    8,817.18/13,225.82 = 2,973.84/x
  3. Step 3: Cross multiply
    8,817.18x = 13,225.82 × 2,973.84
  4. Step 4: Simplify right side
    8,817.18x = 39,331,457.68
  5. Step 5: Solve for x
    x = 39,331,457.68/8,817.18
  6. Step 6: Final answer
    x = 4,460.78

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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.