Home / 7,066.36-10,599.27-2,905.21

Finding the Fourth Proportional to 7,066.36, 10,599.27 and 2,905.21

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Solution

The fourth proportional to 7,066.36, 10,599.27 and 2,905.21 is: 4,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.36 : 10,599.27 = 2,905.21 : x
  2. Step 2: Convert to fraction form
    7,066.36/10,599.27 = 2,905.21/x
  3. Step 3: Cross multiply
    7,066.36x = 10,599.27 × 2,905.21
  4. Step 4: Simplify right side
    7,066.36x = 30,793,105.20
  5. Step 5: Solve for x
    x = 30,793,105.20/7,066.36
  6. Step 6: Final answer
    x = 4,357.70

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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.