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Finding the Fourth Proportional to 1,350.60, 2,025.92 and 802.67

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Solution

The fourth proportional to 1,350.60, 2,025.92 and 802.67 is: 1,204.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.60 : 2,025.92 = 802.67 : x
  2. Step 2: Convert to fraction form
    1,350.60/2,025.92 = 802.67/x
  3. Step 3: Cross multiply
    1,350.60x = 2,025.92 × 802.67
  4. Step 4: Simplify right side
    1,350.60x = 1,626,131.06
  5. Step 5: Solve for x
    x = 1,626,131.06/1,350.60
  6. Step 6: Final answer
    x = 1,204.01

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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.