Home / 2,631.30-3,628.67-2,032.84

Finding the Fourth Proportional to 2,631.30, 3,628.67 and 2,032.84

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Solution

The fourth proportional to 2,631.30, 3,628.67 and 2,032.84 is: 2,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.30 : 3,628.67 = 2,032.84 : x
  2. Step 2: Convert to fraction form
    2,631.30/3,628.67 = 2,032.84/x
  3. Step 3: Cross multiply
    2,631.30x = 3,628.67 × 2,032.84
  4. Step 4: Simplify right side
    2,631.30x = 7,376,501.53
  5. Step 5: Solve for x
    x = 7,376,501.53/2,631.30
  6. Step 6: Final answer
    x = 2,803.37

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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.