Home / 1,337.28-1,844.70-943.62

Finding the Fourth Proportional to 1,337.28, 1,844.70 and 943.62

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Solution

The fourth proportional to 1,337.28, 1,844.70 and 943.62 is: 1,301.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.28 : 1,844.70 = 943.62 : x
  2. Step 2: Convert to fraction form
    1,337.28/1,844.70 = 943.62/x
  3. Step 3: Cross multiply
    1,337.28x = 1,844.70 × 943.62
  4. Step 4: Simplify right side
    1,337.28x = 1,740,695.81
  5. Step 5: Solve for x
    x = 1,740,695.81/1,337.28
  6. Step 6: Final answer
    x = 1,301.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.