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Finding the Fourth Proportional to 5,837.77, 8,790.88 and 4,205.62

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Solution

The fourth proportional to 5,837.77, 8,790.88 and 4,205.62 is: 6,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,837.77 : 8,790.88 = 4,205.62 : x
  2. Step 2: Convert to fraction form
    5,837.77/8,790.88 = 4,205.62/x
  3. Step 3: Cross multiply
    5,837.77x = 8,790.88 × 4,205.62
  4. Step 4: Simplify right side
    5,837.77x = 36,971,035.76
  5. Step 5: Solve for x
    x = 36,971,035.76/5,837.77
  6. Step 6: Final answer
    x = 6,333.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.