Home / 5,358.28-8,038.64-1,895.56

Finding the Fourth Proportional to 5,358.28, 8,038.64 and 1,895.56

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Solution

The fourth proportional to 5,358.28, 8,038.64 and 1,895.56 is: 2,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.28 : 8,038.64 = 1,895.56 : x
  2. Step 2: Convert to fraction form
    5,358.28/8,038.64 = 1,895.56/x
  3. Step 3: Cross multiply
    5,358.28x = 8,038.64 × 1,895.56
  4. Step 4: Simplify right side
    5,358.28x = 15,237,724.44
  5. Step 5: Solve for x
    x = 15,237,724.44/5,358.28
  6. Step 6: Final answer
    x = 2,843.77

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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.