Home / 7,599.63-11,399.31-3,436.68

Finding the Fourth Proportional to 7,599.63, 11,399.31 and 3,436.68

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Solution

The fourth proportional to 7,599.63, 11,399.31 and 3,436.68 is: 5,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.63 : 11,399.31 = 3,436.68 : x
  2. Step 2: Convert to fraction form
    7,599.63/11,399.31 = 3,436.68/x
  3. Step 3: Cross multiply
    7,599.63x = 11,399.31 × 3,436.68
  4. Step 4: Simplify right side
    7,599.63x = 39,175,780.69
  5. Step 5: Solve for x
    x = 39,175,780.69/7,599.63
  6. Step 6: Final answer
    x = 5,154.96

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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.