Home / 2,166.07-3,226.95-2,061.58

Finding the Fourth Proportional to 2,166.07, 3,226.95 and 2,061.58

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Solution

The fourth proportional to 2,166.07, 3,226.95 and 2,061.58 is: 3,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.07 : 3,226.95 = 2,061.58 : x
  2. Step 2: Convert to fraction form
    2,166.07/3,226.95 = 2,061.58/x
  3. Step 3: Cross multiply
    2,166.07x = 3,226.95 × 2,061.58
  4. Step 4: Simplify right side
    2,166.07x = 6,652,605.27
  5. Step 5: Solve for x
    x = 6,652,605.27/2,166.07
  6. Step 6: Final answer
    x = 3,071.28

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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.