Home / 11,703.06-17,561.52-4,312.71

Finding the Fourth Proportional to 11,703.06, 17,561.52 and 4,312.71

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Solution

The fourth proportional to 11,703.06, 17,561.52 and 4,312.71 is: 6,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.06 : 17,561.52 = 4,312.71 : x
  2. Step 2: Convert to fraction form
    11,703.06/17,561.52 = 4,312.71/x
  3. Step 3: Cross multiply
    11,703.06x = 17,561.52 × 4,312.71
  4. Step 4: Simplify right side
    11,703.06x = 75,737,742.92
  5. Step 5: Solve for x
    x = 75,737,742.92/11,703.06
  6. Step 6: Final answer
    x = 6,471.62

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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.