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Finding the Fourth Proportional to 7,108.68, 10,663.08 and 6,573

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Solution

The fourth proportional to 7,108.68, 10,663.08 and 6,573 is: 9,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.68 : 10,663.08 = 6,573 : x
  2. Step 2: Convert to fraction form
    7,108.68/10,663.08 = 6,573/x
  3. Step 3: Cross multiply
    7,108.68x = 10,663.08 × 6,573
  4. Step 4: Simplify right side
    7,108.68x = 70,088,424.84
  5. Step 5: Solve for x
    x = 70,088,424.84/7,108.68
  6. Step 6: Final answer
    x = 9,859.56

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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.