Home / 4,712.08-7,066.86-1,424.29

Finding the Fourth Proportional to 4,712.08, 7,066.86 and 1,424.29

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Solution

The fourth proportional to 4,712.08, 7,066.86 and 1,424.29 is: 2,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.08 : 7,066.86 = 1,424.29 : x
  2. Step 2: Convert to fraction form
    4,712.08/7,066.86 = 1,424.29/x
  3. Step 3: Cross multiply
    4,712.08x = 7,066.86 × 1,424.29
  4. Step 4: Simplify right side
    4,712.08x = 10,065,258.03
  5. Step 5: Solve for x
    x = 10,065,258.03/4,712.08
  6. Step 6: Final answer
    x = 2,136.05

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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.