Home / 8,265.51-11,401.29-5,433.21

Finding the Fourth Proportional to 8,265.51, 11,401.29 and 5,433.21

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Solution

The fourth proportional to 8,265.51, 11,401.29 and 5,433.21 is: 7,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.51 : 11,401.29 = 5,433.21 : x
  2. Step 2: Convert to fraction form
    8,265.51/11,401.29 = 5,433.21/x
  3. Step 3: Cross multiply
    8,265.51x = 11,401.29 × 5,433.21
  4. Step 4: Simplify right side
    8,265.51x = 61,945,602.84
  5. Step 5: Solve for x
    x = 61,945,602.84/8,265.51
  6. Step 6: Final answer
    x = 7,494.47

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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.