Home / 8,260.19-12,369.12-4,558.31

Finding the Fourth Proportional to 8,260.19, 12,369.12 and 4,558.31

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Solution

The fourth proportional to 8,260.19, 12,369.12 and 4,558.31 is: 6,825.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.19 : 12,369.12 = 4,558.31 : x
  2. Step 2: Convert to fraction form
    8,260.19/12,369.12 = 4,558.31/x
  3. Step 3: Cross multiply
    8,260.19x = 12,369.12 × 4,558.31
  4. Step 4: Simplify right side
    8,260.19x = 56,382,283.39
  5. Step 5: Solve for x
    x = 56,382,283.39/8,260.19
  6. Step 6: Final answer
    x = 6,825.79

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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.