Home / 5,364.18-8,045.46-2,078.82

Finding the Fourth Proportional to 5,364.18, 8,045.46 and 2,078.82

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Solution

The fourth proportional to 5,364.18, 8,045.46 and 2,078.82 is: 3,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.18 : 8,045.46 = 2,078.82 : x
  2. Step 2: Convert to fraction form
    5,364.18/8,045.46 = 2,078.82/x
  3. Step 3: Cross multiply
    5,364.18x = 8,045.46 × 2,078.82
  4. Step 4: Simplify right side
    5,364.18x = 16,725,063.16
  5. Step 5: Solve for x
    x = 16,725,063.16/5,364.18
  6. Step 6: Final answer
    x = 3,117.92

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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.