Home / 7,386.43-11,076.40-2,766.19

Finding the Fourth Proportional to 7,386.43, 11,076.40 and 2,766.19

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Solution

The fourth proportional to 7,386.43, 11,076.40 and 2,766.19 is: 4,148.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.43 : 11,076.40 = 2,766.19 : x
  2. Step 2: Convert to fraction form
    7,386.43/11,076.40 = 2,766.19/x
  3. Step 3: Cross multiply
    7,386.43x = 11,076.40 × 2,766.19
  4. Step 4: Simplify right side
    7,386.43x = 30,639,402.68
  5. Step 5: Solve for x
    x = 30,639,402.68/7,386.43
  6. Step 6: Final answer
    x = 4,148.07

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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.