Home / 11,657.08-17,487.36-4,160.06

Finding the Fourth Proportional to 11,657.08, 17,487.36 and 4,160.06

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Solution

The fourth proportional to 11,657.08, 17,487.36 and 4,160.06 is: 6,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657.08 : 17,487.36 = 4,160.06 : x
  2. Step 2: Convert to fraction form
    11,657.08/17,487.36 = 4,160.06/x
  3. Step 3: Cross multiply
    11,657.08x = 17,487.36 × 4,160.06
  4. Step 4: Simplify right side
    11,657.08x = 72,748,444.98
  5. Step 5: Solve for x
    x = 72,748,444.98/11,657.08
  6. Step 6: Final answer
    x = 6,240.71

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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.