Home / 9,060.78-13,589.04-2,487.48

Finding the Fourth Proportional to 9,060.78, 13,589.04 and 2,487.48

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Solution

The fourth proportional to 9,060.78, 13,589.04 and 2,487.48 is: 3,730.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.78 : 13,589.04 = 2,487.48 : x
  2. Step 2: Convert to fraction form
    9,060.78/13,589.04 = 2,487.48/x
  3. Step 3: Cross multiply
    9,060.78x = 13,589.04 × 2,487.48
  4. Step 4: Simplify right side
    9,060.78x = 33,802,465.22
  5. Step 5: Solve for x
    x = 33,802,465.22/9,060.78
  6. Step 6: Final answer
    x = 3,730.64

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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.