Home / 6,243.02-8,615.80-3,590.26

Finding the Fourth Proportional to 6,243.02, 8,615.80 and 3,590.26

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Solution

The fourth proportional to 6,243.02, 8,615.80 and 3,590.26 is: 4,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.02 : 8,615.80 = 3,590.26 : x
  2. Step 2: Convert to fraction form
    6,243.02/8,615.80 = 3,590.26/x
  3. Step 3: Cross multiply
    6,243.02x = 8,615.80 × 3,590.26
  4. Step 4: Simplify right side
    6,243.02x = 30,932,962.11
  5. Step 5: Solve for x
    x = 30,932,962.11/6,243.02
  6. Step 6: Final answer
    x = 4,954.81

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Half scale
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Double 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.