Home / 5,265.53-7,258.71-3,770.81

Finding the Fourth Proportional to 5,265.53, 7,258.71 and 3,770.81

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Solution

The fourth proportional to 5,265.53, 7,258.71 and 3,770.81 is: 5,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.53 : 7,258.71 = 3,770.81 : x
  2. Step 2: Convert to fraction form
    5,265.53/7,258.71 = 3,770.81/x
  3. Step 3: Cross multiply
    5,265.53x = 7,258.71 × 3,770.81
  4. Step 4: Simplify right side
    5,265.53x = 27,371,216.26
  5. Step 5: Solve for x
    x = 27,371,216.26/5,265.53
  6. Step 6: Final answer
    x = 5,198.19

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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.