Home / 7,700.05-11,551.50-2,436.39

Finding the Fourth Proportional to 7,700.05, 11,551.50 and 2,436.39

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Solution

The fourth proportional to 7,700.05, 11,551.50 and 2,436.39 is: 3,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700.05 : 11,551.50 = 2,436.39 : x
  2. Step 2: Convert to fraction form
    7,700.05/11,551.50 = 2,436.39/x
  3. Step 3: Cross multiply
    7,700.05x = 11,551.50 × 2,436.39
  4. Step 4: Simplify right side
    7,700.05x = 28,143,948.20
  5. Step 5: Solve for x
    x = 28,143,948.20/7,700.05
  6. Step 6: Final answer
    x = 3,655.03

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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.