Home / 4,998.06-7,495.79-1,487.12

Finding the Fourth Proportional to 4,998.06, 7,495.79 and 1,487.12

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Solution

The fourth proportional to 4,998.06, 7,495.79 and 1,487.12 is: 2,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.06 : 7,495.79 = 1,487.12 : x
  2. Step 2: Convert to fraction form
    4,998.06/7,495.79 = 1,487.12/x
  3. Step 3: Cross multiply
    4,998.06x = 7,495.79 × 1,487.12
  4. Step 4: Simplify right side
    4,998.06x = 11,147,094.31
  5. Step 5: Solve for x
    x = 11,147,094.31/4,998.06
  6. Step 6: Final answer
    x = 2,230.28

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