Home / 7,342.08-11,014.77-2,148.36

Finding the Fourth Proportional to 7,342.08, 11,014.77 and 2,148.36

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Solution

The fourth proportional to 7,342.08, 11,014.77 and 2,148.36 is: 3,223.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.08 : 11,014.77 = 2,148.36 : x
  2. Step 2: Convert to fraction form
    7,342.08/11,014.77 = 2,148.36/x
  3. Step 3: Cross multiply
    7,342.08x = 11,014.77 × 2,148.36
  4. Step 4: Simplify right side
    7,342.08x = 23,663,691.28
  5. Step 5: Solve for x
    x = 23,663,691.28/7,342.08
  6. Step 6: Final answer
    x = 3,223.02

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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.