Home / 8,193.53-11,306.70-5,012.12

Finding the Fourth Proportional to 8,193.53, 11,306.70 and 5,012.12

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Solution

The fourth proportional to 8,193.53, 11,306.70 and 5,012.12 is: 6,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.53 : 11,306.70 = 5,012.12 : x
  2. Step 2: Convert to fraction form
    8,193.53/11,306.70 = 5,012.12/x
  3. Step 3: Cross multiply
    8,193.53x = 11,306.70 × 5,012.12
  4. Step 4: Simplify right side
    8,193.53x = 56,670,480.67
  5. Step 5: Solve for x
    x = 56,670,480.67/8,193.53
  6. Step 6: Final answer
    x = 6,916.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.