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Finding the Fourth Proportional to 6,328.88, 8,657.95 and 6,302.22

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Solution

The fourth proportional to 6,328.88, 8,657.95 and 6,302.22 is: 8,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.88 : 8,657.95 = 6,302.22 : x
  2. Step 2: Convert to fraction form
    6,328.88/8,657.95 = 6,302.22/x
  3. Step 3: Cross multiply
    6,328.88x = 8,657.95 × 6,302.22
  4. Step 4: Simplify right side
    6,328.88x = 54,564,322.36
  5. Step 5: Solve for x
    x = 54,564,322.36/6,328.88
  6. Step 6: Final answer
    x = 8,621.48

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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 (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.