Home / 10,255.02-15,382.51-3,329.50

Finding the Fourth Proportional to 10,255.02, 15,382.51 and 3,329.50

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Solution

The fourth proportional to 10,255.02, 15,382.51 and 3,329.50 is: 4,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.02 : 15,382.51 = 3,329.50 : x
  2. Step 2: Convert to fraction form
    10,255.02/15,382.51 = 3,329.50/x
  3. Step 3: Cross multiply
    10,255.02x = 15,382.51 × 3,329.50
  4. Step 4: Simplify right side
    10,255.02x = 51,216,067.05
  5. Step 5: Solve for x
    x = 51,216,067.05/10,255.02
  6. Step 6: Final answer
    x = 4,994.24

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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.