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Finding the Fourth Proportional to 3,867.55, 5,800.98 and 1,094.16

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Solution

The fourth proportional to 3,867.55, 5,800.98 and 1,094.16 is: 1,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.55 : 5,800.98 = 1,094.16 : x
  2. Step 2: Convert to fraction form
    3,867.55/5,800.98 = 1,094.16/x
  3. Step 3: Cross multiply
    3,867.55x = 5,800.98 × 1,094.16
  4. Step 4: Simplify right side
    3,867.55x = 6,347,217.51
  5. Step 5: Solve for x
    x = 6,347,217.51/3,867.55
  6. Step 6: Final answer
    x = 1,641.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.