Home / 6,220.32-8,569.44-4,328.66

Finding the Fourth Proportional to 6,220.32, 8,569.44 and 4,328.66

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Solution

The fourth proportional to 6,220.32, 8,569.44 and 4,328.66 is: 5,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.32 : 8,569.44 = 4,328.66 : x
  2. Step 2: Convert to fraction form
    6,220.32/8,569.44 = 4,328.66/x
  3. Step 3: Cross multiply
    6,220.32x = 8,569.44 × 4,328.66
  4. Step 4: Simplify right side
    6,220.32x = 37,094,192.15
  5. Step 5: Solve for x
    x = 37,094,192.15/6,220.32
  6. Step 6: Final answer
    x = 5,963.39

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Half scale
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Double scale
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Similar ratio
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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.