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Finding the Fourth Proportional to 8,693.24, 13,009.98 and 6,754.28

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Solution

The fourth proportional to 8,693.24, 13,009.98 and 6,754.28 is: 10,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.24 : 13,009.98 = 6,754.28 : x
  2. Step 2: Convert to fraction form
    8,693.24/13,009.98 = 6,754.28/x
  3. Step 3: Cross multiply
    8,693.24x = 13,009.98 × 6,754.28
  4. Step 4: Simplify right side
    8,693.24x = 87,873,047.71
  5. Step 5: Solve for x
    x = 87,873,047.71/8,693.24
  6. Step 6: Final answer
    x = 10,108.20

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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.