Home / 7,802.11-10,766.96-4,265.38

Finding the Fourth Proportional to 7,802.11, 10,766.96 and 4,265.38

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Solution

The fourth proportional to 7,802.11, 10,766.96 and 4,265.38 is: 5,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,802.11 : 10,766.96 = 4,265.38 : x
  2. Step 2: Convert to fraction form
    7,802.11/10,766.96 = 4,265.38/x
  3. Step 3: Cross multiply
    7,802.11x = 10,766.96 × 4,265.38
  4. Step 4: Simplify right side
    7,802.11x = 45,925,175.84
  5. Step 5: Solve for x
    x = 45,925,175.84/7,802.11
  6. Step 6: Final answer
    x = 5,886.25

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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.