Home / 7,444.74-11,136.30-6,113.50

Finding the Fourth Proportional to 7,444.74, 11,136.30 and 6,113.50

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Solution

The fourth proportional to 7,444.74, 11,136.30 and 6,113.50 is: 9,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.74 : 11,136.30 = 6,113.50 : x
  2. Step 2: Convert to fraction form
    7,444.74/11,136.30 = 6,113.50/x
  3. Step 3: Cross multiply
    7,444.74x = 11,136.30 × 6,113.50
  4. Step 4: Simplify right side
    7,444.74x = 68,081,770.05
  5. Step 5: Solve for x
    x = 68,081,770.05/7,444.74
  6. Step 6: Final answer
    x = 9,144.95

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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.