Home / 11,256.10-15,534.36-6,540.10

Finding the Fourth Proportional to 11,256.10, 15,534.36 and 6,540.10

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Solution

The fourth proportional to 11,256.10, 15,534.36 and 6,540.10 is: 9,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.10 : 15,534.36 = 6,540.10 : x
  2. Step 2: Convert to fraction form
    11,256.10/15,534.36 = 6,540.10/x
  3. Step 3: Cross multiply
    11,256.10x = 15,534.36 × 6,540.10
  4. Step 4: Simplify right side
    11,256.10x = 101,596,267.84
  5. Step 5: Solve for x
    x = 101,596,267.84/11,256.10
  6. Step 6: Final answer
    x = 9,025.89

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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.