Home / 7,701.55-11,553.57-3,019.02

Finding the Fourth Proportional to 7,701.55, 11,553.57 and 3,019.02

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Solution

The fourth proportional to 7,701.55, 11,553.57 and 3,019.02 is: 4,529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.55 : 11,553.57 = 3,019.02 : x
  2. Step 2: Convert to fraction form
    7,701.55/11,553.57 = 3,019.02/x
  3. Step 3: Cross multiply
    7,701.55x = 11,553.57 × 3,019.02
  4. Step 4: Simplify right side
    7,701.55x = 34,880,458.90
  5. Step 5: Solve for x
    x = 34,880,458.90/7,701.55
  6. Step 6: Final answer
    x = 4,529.02

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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.