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Finding the Fourth Proportional to 7,751.25, 10,696.24 and 4,348.07

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Solution

The fourth proportional to 7,751.25, 10,696.24 and 4,348.07 is: 6,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.25 : 10,696.24 = 4,348.07 : x
  2. Step 2: Convert to fraction form
    7,751.25/10,696.24 = 4,348.07/x
  3. Step 3: Cross multiply
    7,751.25x = 10,696.24 × 4,348.07
  4. Step 4: Simplify right side
    7,751.25x = 46,507,925.04
  5. Step 5: Solve for x
    x = 46,507,925.04/7,751.25
  6. Step 6: Final answer
    x = 6,000.06

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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.