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Finding the Fourth Proportional to 737.51, 1,107.01 and 654.67

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Solution

The fourth proportional to 737.51, 1,107.01 and 654.67 is: 982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.51 : 1,107.01 = 654.67 : x
  2. Step 2: Convert to fraction form
    737.51/1,107.01 = 654.67/x
  3. Step 3: Cross multiply
    737.51x = 1,107.01 × 654.67
  4. Step 4: Simplify right side
    737.51x = 724,726.24
  5. Step 5: Solve for x
    x = 724,726.24/737.51
  6. Step 6: Final answer
    x = 982.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.