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Finding the Fourth Proportional to 4,802.53, 6,626.10 and 3,126.39

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Solution

The fourth proportional to 4,802.53, 6,626.10 and 3,126.39 is: 4,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.53 : 6,626.10 = 3,126.39 : x
  2. Step 2: Convert to fraction form
    4,802.53/6,626.10 = 3,126.39/x
  3. Step 3: Cross multiply
    4,802.53x = 6,626.10 × 3,126.39
  4. Step 4: Simplify right side
    4,802.53x = 20,715,772.78
  5. Step 5: Solve for x
    x = 20,715,772.78/4,802.53
  6. Step 6: Final answer
    x = 4,313.51

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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.