Home / 1,972.24-2,717.58-1,341.67

Finding the Fourth Proportional to 1,972.24, 2,717.58 and 1,341.67

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Solution

The fourth proportional to 1,972.24, 2,717.58 and 1,341.67 is: 1,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972.24 : 2,717.58 = 1,341.67 : x
  2. Step 2: Convert to fraction form
    1,972.24/2,717.58 = 1,341.67/x
  3. Step 3: Cross multiply
    1,972.24x = 2,717.58 × 1,341.67
  4. Step 4: Simplify right side
    1,972.24x = 3,646,093.92
  5. Step 5: Solve for x
    x = 3,646,093.92/1,972.24
  6. Step 6: Final answer
    x = 1,848.71

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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.