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Finding the Fourth Proportional to 10,867.04, 14,995.97 and 6,674.48

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Solution

The fourth proportional to 10,867.04, 14,995.97 and 6,674.48 is: 9,210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.04 : 14,995.97 = 6,674.48 : x
  2. Step 2: Convert to fraction form
    10,867.04/14,995.97 = 6,674.48/x
  3. Step 3: Cross multiply
    10,867.04x = 14,995.97 × 6,674.48
  4. Step 4: Simplify right side
    10,867.04x = 100,090,193.49
  5. Step 5: Solve for x
    x = 100,090,193.49/10,867.04
  6. Step 6: Final answer
    x = 9,210.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.