Home / 11,707.40-17,561.14-4,308.66

Finding the Fourth Proportional to 11,707.40, 17,561.14 and 4,308.66

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Solution

The fourth proportional to 11,707.40, 17,561.14 and 4,308.66 is: 6,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.40 : 17,561.14 = 4,308.66 : x
  2. Step 2: Convert to fraction form
    11,707.40/17,561.14 = 4,308.66/x
  3. Step 3: Cross multiply
    11,707.40x = 17,561.14 × 4,308.66
  4. Step 4: Simplify right side
    11,707.40x = 75,664,970.70
  5. Step 5: Solve for x
    x = 75,664,970.70/11,707.40
  6. Step 6: Final answer
    x = 6,463.00

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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.