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Finding the Fourth Proportional to 4,066.83, 6,100.26 and 988.83

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Solution

The fourth proportional to 4,066.83, 6,100.26 and 988.83 is: 1,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.83 : 6,100.26 = 988.83 : x
  2. Step 2: Convert to fraction form
    4,066.83/6,100.26 = 988.83/x
  3. Step 3: Cross multiply
    4,066.83x = 6,100.26 × 988.83
  4. Step 4: Simplify right side
    4,066.83x = 6,032,120.10
  5. Step 5: Solve for x
    x = 6,032,120.10/4,066.83
  6. Step 6: Final answer
    x = 1,483.25

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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.