Home / 11,496.32-15,864.48-7,027.55

Finding the Fourth Proportional to 11,496.32, 15,864.48 and 7,027.55

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Solution

The fourth proportional to 11,496.32, 15,864.48 and 7,027.55 is: 9,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,496.32 : 15,864.48 = 7,027.55 : x
  2. Step 2: Convert to fraction form
    11,496.32/15,864.48 = 7,027.55/x
  3. Step 3: Cross multiply
    11,496.32x = 15,864.48 × 7,027.55
  4. Step 4: Simplify right side
    11,496.32x = 111,488,347.10
  5. Step 5: Solve for x
    x = 111,488,347.10/11,496.32
  6. Step 6: Final answer
    x = 9,697.75

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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.