Home / 11,386.71-17,078.87-3,066.39

Finding the Fourth Proportional to 11,386.71, 17,078.87 and 3,066.39

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Solution

The fourth proportional to 11,386.71, 17,078.87 and 3,066.39 is: 4,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.71 : 17,078.87 = 3,066.39 : x
  2. Step 2: Convert to fraction form
    11,386.71/17,078.87 = 3,066.39/x
  3. Step 3: Cross multiply
    11,386.71x = 17,078.87 × 3,066.39
  4. Step 4: Simplify right side
    11,386.71x = 52,370,483.85
  5. Step 5: Solve for x
    x = 52,370,483.85/11,386.71
  6. Step 6: Final answer
    x = 4,599.26

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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.