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Finding the Fourth Proportional to 11,475.68, 17,199.14 and 6,210.68

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Solution

The fourth proportional to 11,475.68, 17,199.14 and 6,210.68 is: 9,308.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.68 : 17,199.14 = 6,210.68 : x
  2. Step 2: Convert to fraction form
    11,475.68/17,199.14 = 6,210.68/x
  3. Step 3: Cross multiply
    11,475.68x = 17,199.14 × 6,210.68
  4. Step 4: Simplify right side
    11,475.68x = 106,818,237.77
  5. Step 5: Solve for x
    x = 106,818,237.77/11,475.68
  6. Step 6: Final answer
    x = 9,308.23

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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.