Home / 5,057.44-7,587.12-2,868.64

Finding the Fourth Proportional to 5,057.44, 7,587.12 and 2,868.64

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Solution

The fourth proportional to 5,057.44, 7,587.12 and 2,868.64 is: 4,303.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.44 : 7,587.12 = 2,868.64 : x
  2. Step 2: Convert to fraction form
    5,057.44/7,587.12 = 2,868.64/x
  3. Step 3: Cross multiply
    5,057.44x = 7,587.12 × 2,868.64
  4. Step 4: Simplify right side
    5,057.44x = 21,764,715.92
  5. Step 5: Solve for x
    x = 21,764,715.92/5,057.44
  6. Step 6: Final answer
    x = 4,303.50

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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.