Home / 11,656.25-17,487.04-4,260.70

Finding the Fourth Proportional to 11,656.25, 17,487.04 and 4,260.70

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Solution

The fourth proportional to 11,656.25, 17,487.04 and 4,260.70 is: 6,392.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656.25 : 17,487.04 = 4,260.70 : x
  2. Step 2: Convert to fraction form
    11,656.25/17,487.04 = 4,260.70/x
  3. Step 3: Cross multiply
    11,656.25x = 17,487.04 × 4,260.70
  4. Step 4: Simplify right side
    11,656.25x = 74,507,050.52
  5. Step 5: Solve for x
    x = 74,507,050.52/11,656.25
  6. Step 6: Final answer
    x = 6,392.02

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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.