Home / 5,470.81-8,186.77-4,006.33

Finding the Fourth Proportional to 5,470.81, 8,186.77 and 4,006.33

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Solution

The fourth proportional to 5,470.81, 8,186.77 and 4,006.33 is: 5,995.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.81 : 8,186.77 = 4,006.33 : x
  2. Step 2: Convert to fraction form
    5,470.81/8,186.77 = 4,006.33/x
  3. Step 3: Cross multiply
    5,470.81x = 8,186.77 × 4,006.33
  4. Step 4: Simplify right side
    5,470.81x = 32,798,886.80
  5. Step 5: Solve for x
    x = 32,798,886.80/5,470.81
  6. Step 6: Final answer
    x = 5,995.26

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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.