Home / 7,107.39-10,667.40-3,732.93

Finding the Fourth Proportional to 7,107.39, 10,667.40 and 3,732.93

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Solution

The fourth proportional to 7,107.39, 10,667.40 and 3,732.93 is: 5,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107.39 : 10,667.40 = 3,732.93 : x
  2. Step 2: Convert to fraction form
    7,107.39/10,667.40 = 3,732.93/x
  3. Step 3: Cross multiply
    7,107.39x = 10,667.40 × 3,732.93
  4. Step 4: Simplify right side
    7,107.39x = 39,820,657.48
  5. Step 5: Solve for x
    x = 39,820,657.48/7,107.39
  6. Step 6: Final answer
    x = 5,602.71

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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.