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Finding the Fourth Proportional to 7,001.62, 10,495.14 and 2,617.18

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Solution

The fourth proportional to 7,001.62, 10,495.14 and 2,617.18 is: 3,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.62 : 10,495.14 = 2,617.18 : x
  2. Step 2: Convert to fraction form
    7,001.62/10,495.14 = 2,617.18/x
  3. Step 3: Cross multiply
    7,001.62x = 10,495.14 × 2,617.18
  4. Step 4: Simplify right side
    7,001.62x = 27,467,670.51
  5. Step 5: Solve for x
    x = 27,467,670.51/7,001.62
  6. Step 6: Final answer
    x = 3,923.05

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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.