Home / 5,866.39-8,095.76-3,213.80

Finding the Fourth Proportional to 5,866.39, 8,095.76 and 3,213.80

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Solution

The fourth proportional to 5,866.39, 8,095.76 and 3,213.80 is: 4,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.39 : 8,095.76 = 3,213.80 : x
  2. Step 2: Convert to fraction form
    5,866.39/8,095.76 = 3,213.80/x
  3. Step 3: Cross multiply
    5,866.39x = 8,095.76 × 3,213.80
  4. Step 4: Simplify right side
    5,866.39x = 26,018,169.71
  5. Step 5: Solve for x
    x = 26,018,169.71/5,866.39
  6. Step 6: Final answer
    x = 4,435.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.