Home / 11,256.36-15,534.34-6,221.16

Finding the Fourth Proportional to 11,256.36, 15,534.34 and 6,221.16

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Solution

The fourth proportional to 11,256.36, 15,534.34 and 6,221.16 is: 8,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.36 : 15,534.34 = 6,221.16 : x
  2. Step 2: Convert to fraction form
    11,256.36/15,534.34 = 6,221.16/x
  3. Step 3: Cross multiply
    11,256.36x = 15,534.34 × 6,221.16
  4. Step 4: Simplify right side
    11,256.36x = 96,641,614.63
  5. Step 5: Solve for x
    x = 96,641,614.63/11,256.36
  6. Step 6: Final answer
    x = 8,585.51

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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.