Home / 6,265.29-8,649.75-5,424.66

Finding the Fourth Proportional to 6,265.29, 8,649.75 and 5,424.66

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Solution

The fourth proportional to 6,265.29, 8,649.75 and 5,424.66 is: 7,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.29 : 8,649.75 = 5,424.66 : x
  2. Step 2: Convert to fraction form
    6,265.29/8,649.75 = 5,424.66/x
  3. Step 3: Cross multiply
    6,265.29x = 8,649.75 × 5,424.66
  4. Step 4: Simplify right side
    6,265.29x = 46,921,926.45
  5. Step 5: Solve for x
    x = 46,921,926.45/6,265.29
  6. Step 6: Final answer
    x = 7,489.19

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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.