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Finding the Fourth Proportional to 7,752.58, 10,696.14 and 4,394.16

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Solution

The fourth proportional to 7,752.58, 10,696.14 and 4,394.16 is: 6,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.58 : 10,696.14 = 4,394.16 : x
  2. Step 2: Convert to fraction form
    7,752.58/10,696.14 = 4,394.16/x
  3. Step 3: Cross multiply
    7,752.58x = 10,696.14 × 4,394.16
  4. Step 4: Simplify right side
    7,752.58x = 47,000,550.54
  5. Step 5: Solve for x
    x = 47,000,550.54/7,752.58
  6. Step 6: Final answer
    x = 6,062.57

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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.