Home / 7,665.04-10,578.74-4,680.25

Finding the Fourth Proportional to 7,665.04, 10,578.74 and 4,680.25

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Solution

The fourth proportional to 7,665.04, 10,578.74 and 4,680.25 is: 6,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.04 : 10,578.74 = 4,680.25 : x
  2. Step 2: Convert to fraction form
    7,665.04/10,578.74 = 4,680.25/x
  3. Step 3: Cross multiply
    7,665.04x = 10,578.74 × 4,680.25
  4. Step 4: Simplify right side
    7,665.04x = 49,511,098.04
  5. Step 5: Solve for x
    x = 49,511,098.04/7,665.04
  6. Step 6: Final answer
    x = 6,459.34

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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.