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Finding the Fourth Proportional to 7,465.92, 10,296.48 and 4,812.48

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Solution

The fourth proportional to 7,465.92, 10,296.48 and 4,812.48 is: 6,637.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.92 : 10,296.48 = 4,812.48 : x
  2. Step 2: Convert to fraction form
    7,465.92/10,296.48 = 4,812.48/x
  3. Step 3: Cross multiply
    7,465.92x = 10,296.48 × 4,812.48
  4. Step 4: Simplify right side
    7,465.92x = 49,551,604.07
  5. Step 5: Solve for x
    x = 49,551,604.07/7,465.92
  6. Step 6: Final answer
    x = 6,637.04

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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.