Home / 11,256.22-15,533.13-6,540.13

Finding the Fourth Proportional to 11,256.22, 15,533.13 and 6,540.13

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Solution

The fourth proportional to 11,256.22, 15,533.13 and 6,540.13 is: 9,025.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.22 : 15,533.13 = 6,540.13 : x
  2. Step 2: Convert to fraction form
    11,256.22/15,533.13 = 6,540.13/x
  3. Step 3: Cross multiply
    11,256.22x = 15,533.13 × 6,540.13
  4. Step 4: Simplify right side
    11,256.22x = 101,588,689.51
  5. Step 5: Solve for x
    x = 101,588,689.51/11,256.22
  6. Step 6: Final answer
    x = 9,025.12

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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.