Home / 12,863.28-19,289.84-4,541.52

Finding the Fourth Proportional to 12,863.28, 19,289.84 and 4,541.52

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Solution

The fourth proportional to 12,863.28, 19,289.84 and 4,541.52 is: 6,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,863.28 : 19,289.84 = 4,541.52 : x
  2. Step 2: Convert to fraction form
    12,863.28/19,289.84 = 4,541.52/x
  3. Step 3: Cross multiply
    12,863.28x = 19,289.84 × 4,541.52
  4. Step 4: Simplify right side
    12,863.28x = 87,605,194.16
  5. Step 5: Solve for x
    x = 87,605,194.16/12,863.28
  6. Step 6: Final answer
    x = 6,810.49

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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.