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Finding the Fourth Proportional to 5,842.83, 8,064.15 and 3,485.13

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Solution

The fourth proportional to 5,842.83, 8,064.15 and 3,485.13 is: 4,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.83 : 8,064.15 = 3,485.13 : x
  2. Step 2: Convert to fraction form
    5,842.83/8,064.15 = 3,485.13/x
  3. Step 3: Cross multiply
    5,842.83x = 8,064.15 × 3,485.13
  4. Step 4: Simplify right side
    5,842.83x = 28,104,611.09
  5. Step 5: Solve for x
    x = 28,104,611.09/5,842.83
  6. Step 6: Final answer
    x = 4,810.10

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Double scale
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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.