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Finding the Fourth Proportional to 10,866.06, 14,994.64 and 6,673.50

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Solution

The fourth proportional to 10,866.06, 14,994.64 and 6,673.50 is: 9,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.06 : 14,994.64 = 6,673.50 : x
  2. Step 2: Convert to fraction form
    10,866.06/14,994.64 = 6,673.50/x
  3. Step 3: Cross multiply
    10,866.06x = 14,994.64 × 6,673.50
  4. Step 4: Simplify right side
    10,866.06x = 100,066,621.70
  5. Step 5: Solve for x
    x = 100,066,621.70/10,866.06
  6. Step 6: Final answer
    x = 9,209.10

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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.