Home / 7,724.36-11,587.35-3,342.26

Finding the Fourth Proportional to 7,724.36, 11,587.35 and 3,342.26

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Solution

The fourth proportional to 7,724.36, 11,587.35 and 3,342.26 is: 5,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.36 : 11,587.35 = 3,342.26 : x
  2. Step 2: Convert to fraction form
    7,724.36/11,587.35 = 3,342.26/x
  3. Step 3: Cross multiply
    7,724.36x = 11,587.35 × 3,342.26
  4. Step 4: Simplify right side
    7,724.36x = 38,727,977.91
  5. Step 5: Solve for x
    x = 38,727,977.91/7,724.36
  6. Step 6: Final answer
    x = 5,013.74

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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.