Home / 2,187.06-3,263.20-2,032.20

Finding the Fourth Proportional to 2,187.06, 3,263.20 and 2,032.20

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Solution

The fourth proportional to 2,187.06, 3,263.20 and 2,032.20 is: 3,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.06 : 3,263.20 = 2,032.20 : x
  2. Step 2: Convert to fraction form
    2,187.06/3,263.20 = 2,032.20/x
  3. Step 3: Cross multiply
    2,187.06x = 3,263.20 × 2,032.20
  4. Step 4: Simplify right side
    2,187.06x = 6,631,475.04
  5. Step 5: Solve for x
    x = 6,631,475.04/2,187.06
  6. Step 6: Final answer
    x = 3,032.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.