Home / 5,921.28-8,857.44-5,263.52

Finding the Fourth Proportional to 5,921.28, 8,857.44 and 5,263.52

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Solution

The fourth proportional to 5,921.28, 8,857.44 and 5,263.52 is: 7,873.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.28 : 8,857.44 = 5,263.52 : x
  2. Step 2: Convert to fraction form
    5,921.28/8,857.44 = 5,263.52/x
  3. Step 3: Cross multiply
    5,921.28x = 8,857.44 × 5,263.52
  4. Step 4: Simplify right side
    5,921.28x = 46,621,312.59
  5. Step 5: Solve for x
    x = 46,621,312.59/5,921.28
  6. Step 6: Final answer
    x = 7,873.52

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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.