Home / 4,066.12-6,099.75-1,292.50

Finding the Fourth Proportional to 4,066.12, 6,099.75 and 1,292.50

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Solution

The fourth proportional to 4,066.12, 6,099.75 and 1,292.50 is: 1,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.12 : 6,099.75 = 1,292.50 : x
  2. Step 2: Convert to fraction form
    4,066.12/6,099.75 = 1,292.50/x
  3. Step 3: Cross multiply
    4,066.12x = 6,099.75 × 1,292.50
  4. Step 4: Simplify right side
    4,066.12x = 7,883,926.88
  5. Step 5: Solve for x
    x = 7,883,926.88/4,066.12
  6. Step 6: Final answer
    x = 1,938.93

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Double scale
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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.