Home / 5,099.16-7,035.96-2,860.68

Finding the Fourth Proportional to 5,099.16, 7,035.96 and 2,860.68

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Solution

The fourth proportional to 5,099.16, 7,035.96 and 2,860.68 is: 3,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.16 : 7,035.96 = 2,860.68 : x
  2. Step 2: Convert to fraction form
    5,099.16/7,035.96 = 2,860.68/x
  3. Step 3: Cross multiply
    5,099.16x = 7,035.96 × 2,860.68
  4. Step 4: Simplify right side
    5,099.16x = 20,127,630.05
  5. Step 5: Solve for x
    x = 20,127,630.05/5,099.16
  6. Step 6: Final answer
    x = 3,947.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.