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Finding the Fourth Proportional to 7,095.57, 10,644.90 and 2,165.07

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Solution

The fourth proportional to 7,095.57, 10,644.90 and 2,165.07 is: 3,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.57 : 10,644.90 = 2,165.07 : x
  2. Step 2: Convert to fraction form
    7,095.57/10,644.90 = 2,165.07/x
  3. Step 3: Cross multiply
    7,095.57x = 10,644.90 × 2,165.07
  4. Step 4: Simplify right side
    7,095.57x = 23,046,985.44
  5. Step 5: Solve for x
    x = 23,046,985.44/7,095.57
  6. Step 6: Final answer
    x = 3,248.08

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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.