Home / 10,180.77-15,267.41-3,515.58

Finding the Fourth Proportional to 10,180.77, 15,267.41 and 3,515.58

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Solution

The fourth proportional to 10,180.77, 15,267.41 and 3,515.58 is: 5,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.77 : 15,267.41 = 3,515.58 : x
  2. Step 2: Convert to fraction form
    10,180.77/15,267.41 = 3,515.58/x
  3. Step 3: Cross multiply
    10,180.77x = 15,267.41 × 3,515.58
  4. Step 4: Simplify right side
    10,180.77x = 53,673,801.25
  5. Step 5: Solve for x
    x = 53,673,801.25/10,180.77
  6. Step 6: Final answer
    x = 5,272.08

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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.