Home / 7,725.74-11,587.37-2,460.06

Finding the Fourth Proportional to 7,725.74, 11,587.37 and 2,460.06

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Solution

The fourth proportional to 7,725.74, 11,587.37 and 2,460.06 is: 3,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.74 : 11,587.37 = 2,460.06 : x
  2. Step 2: Convert to fraction form
    7,725.74/11,587.37 = 2,460.06/x
  3. Step 3: Cross multiply
    7,725.74x = 11,587.37 × 2,460.06
  4. Step 4: Simplify right side
    7,725.74x = 28,505,625.44
  5. Step 5: Solve for x
    x = 28,505,625.44/7,725.74
  6. Step 6: Final answer
    x = 3,689.70

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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.