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Finding the Fourth Proportional to 10,865.56, 14,993.95 and 6,673.00

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Solution

The fourth proportional to 10,865.56, 14,993.95 and 6,673.00 is: 9,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.56 : 14,993.95 = 6,673.00 : x
  2. Step 2: Convert to fraction form
    10,865.56/14,993.95 = 6,673.00/x
  3. Step 3: Cross multiply
    10,865.56x = 14,993.95 × 6,673.00
  4. Step 4: Simplify right side
    10,865.56x = 100,054,536.70
  5. Step 5: Solve for x
    x = 100,054,536.70/10,865.56
  6. Step 6: Final answer
    x = 9,208.41

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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.