Home / 6,360.29-8,772.77-6,146.21

Finding the Fourth Proportional to 6,360.29, 8,772.77 and 6,146.21

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Solution

The fourth proportional to 6,360.29, 8,772.77 and 6,146.21 is: 8,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.29 : 8,772.77 = 6,146.21 : x
  2. Step 2: Convert to fraction form
    6,360.29/8,772.77 = 6,146.21/x
  3. Step 3: Cross multiply
    6,360.29x = 8,772.77 × 6,146.21
  4. Step 4: Simplify right side
    6,360.29x = 53,919,255.97
  5. Step 5: Solve for x
    x = 53,919,255.97/6,360.29
  6. Step 6: Final answer
    x = 8,477.48

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Half scale
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Double scale
Find fourth proportional to 6,361.29, 8,774.14 and 6,147.21
Similar ratio
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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.