Home / 7,083.42-10,628.46-3,386.77

Finding the Fourth Proportional to 7,083.42, 10,628.46 and 3,386.77

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Solution

The fourth proportional to 7,083.42, 10,628.46 and 3,386.77 is: 5,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.42 : 10,628.46 = 3,386.77 : x
  2. Step 2: Convert to fraction form
    7,083.42/10,628.46 = 3,386.77/x
  3. Step 3: Cross multiply
    7,083.42x = 10,628.46 × 3,386.77
  4. Step 4: Simplify right side
    7,083.42x = 35,996,149.47
  5. Step 5: Solve for x
    x = 35,996,149.47/7,083.42
  6. Step 6: Final answer
    x = 5,081.75

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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.