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Finding the Fourth Proportional to 4,066.33, 6,099.51 and 988.33

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Solution

The fourth proportional to 4,066.33, 6,099.51 and 988.33 is: 1,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.33 : 6,099.51 = 988.33 : x
  2. Step 2: Convert to fraction form
    4,066.33/6,099.51 = 988.33/x
  3. Step 3: Cross multiply
    4,066.33x = 6,099.51 × 988.33
  4. Step 4: Simplify right side
    4,066.33x = 6,028,328.72
  5. Step 5: Solve for x
    x = 6,028,328.72/4,066.33
  6. Step 6: Final answer
    x = 1,482.50

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Similar ratio
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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.