Home / 2,186.02-3,015.80-1,523.25

Finding the Fourth Proportional to 2,186.02, 3,015.80 and 1,523.25

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Solution

The fourth proportional to 2,186.02, 3,015.80 and 1,523.25 is: 2,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.02 : 3,015.80 = 1,523.25 : x
  2. Step 2: Convert to fraction form
    2,186.02/3,015.80 = 1,523.25/x
  3. Step 3: Cross multiply
    2,186.02x = 3,015.80 × 1,523.25
  4. Step 4: Simplify right side
    2,186.02x = 4,593,826.08
  5. Step 5: Solve for x
    x = 4,593,826.08/2,186.02
  6. Step 6: Final answer
    x = 2,101.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.