Home / 10,198.02-15,297.06-2,802.18

Finding the Fourth Proportional to 10,198.02, 15,297.06 and 2,802.18

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Solution

The fourth proportional to 10,198.02, 15,297.06 and 2,802.18 is: 4,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198.02 : 15,297.06 = 2,802.18 : x
  2. Step 2: Convert to fraction form
    10,198.02/15,297.06 = 2,802.18/x
  3. Step 3: Cross multiply
    10,198.02x = 15,297.06 × 2,802.18
  4. Step 4: Simplify right side
    10,198.02x = 42,865,115.59
  5. Step 5: Solve for x
    x = 42,865,115.59/10,198.02
  6. Step 6: Final answer
    x = 4,203.28

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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.