Home / 6,007.47-8,290.77-4,421.38

Finding the Fourth Proportional to 6,007.47, 8,290.77 and 4,421.38

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Solution

The fourth proportional to 6,007.47, 8,290.77 and 4,421.38 is: 6,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,007.47 : 8,290.77 = 4,421.38 : x
  2. Step 2: Convert to fraction form
    6,007.47/8,290.77 = 4,421.38/x
  3. Step 3: Cross multiply
    6,007.47x = 8,290.77 × 4,421.38
  4. Step 4: Simplify right side
    6,007.47x = 36,656,644.66
  5. Step 5: Solve for x
    x = 36,656,644.66/6,007.47
  6. Step 6: Final answer
    x = 6,101.84

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Half scale
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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.