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Finding the Fourth Proportional to 9,806.02, 13,531.51 and 5,772.22

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Solution

The fourth proportional to 9,806.02, 13,531.51 and 5,772.22 is: 7,965.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.02 : 13,531.51 = 5,772.22 : x
  2. Step 2: Convert to fraction form
    9,806.02/13,531.51 = 5,772.22/x
  3. Step 3: Cross multiply
    9,806.02x = 13,531.51 × 5,772.22
  4. Step 4: Simplify right side
    9,806.02x = 78,106,852.65
  5. Step 5: Solve for x
    x = 78,106,852.65/9,806.02
  6. Step 6: Final answer
    x = 7,965.19

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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.