Home / 11,214.64-15,472.77-6,498.01

Finding the Fourth Proportional to 11,214.64, 15,472.77 and 6,498.01

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Solution

The fourth proportional to 11,214.64, 15,472.77 and 6,498.01 is: 8,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.64 : 15,472.77 = 6,498.01 : x
  2. Step 2: Convert to fraction form
    11,214.64/15,472.77 = 6,498.01/x
  3. Step 3: Cross multiply
    11,214.64x = 15,472.77 × 6,498.01
  4. Step 4: Simplify right side
    11,214.64x = 100,542,136.82
  5. Step 5: Solve for x
    x = 100,542,136.82/11,214.64
  6. Step 6: Final answer
    x = 8,965.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.