Home / 11,256.51-15,533.92-6,221.08

Finding the Fourth Proportional to 11,256.51, 15,533.92 and 6,221.08

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Solution

The fourth proportional to 11,256.51, 15,533.92 and 6,221.08 is: 8,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.51 : 15,533.92 = 6,221.08 : x
  2. Step 2: Convert to fraction form
    11,256.51/15,533.92 = 6,221.08/x
  3. Step 3: Cross multiply
    11,256.51x = 15,533.92 × 6,221.08
  4. Step 4: Simplify right side
    11,256.51x = 96,637,759.03
  5. Step 5: Solve for x
    x = 96,637,759.03/11,256.51
  6. Step 6: Final answer
    x = 8,585.06

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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.