Home / 2,187.30-3,263.58-2,032.46

Finding the Fourth Proportional to 2,187.30, 3,263.58 and 2,032.46

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Solution

The fourth proportional to 2,187.30, 3,263.58 and 2,032.46 is: 3,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.30 : 3,263.58 = 2,032.46 : x
  2. Step 2: Convert to fraction form
    2,187.30/3,263.58 = 2,032.46/x
  3. Step 3: Cross multiply
    2,187.30x = 3,263.58 × 2,032.46
  4. Step 4: Simplify right side
    2,187.30x = 6,633,095.81
  5. Step 5: Solve for x
    x = 6,633,095.81/2,187.30
  6. Step 6: Final answer
    x = 3,032.55

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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.