Home / 11,496-15,867.36-6,530.88

Finding the Fourth Proportional to 11,496, 15,867.36 and 6,530.88

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Solution

The fourth proportional to 11,496, 15,867.36 and 6,530.88 is: 9,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,496 : 15,867.36 = 6,530.88 : x
  2. Step 2: Convert to fraction form
    11,496/15,867.36 = 6,530.88/x
  3. Step 3: Cross multiply
    11,496x = 15,867.36 × 6,530.88
  4. Step 4: Simplify right side
    11,496x = 103,627,824.08
  5. Step 5: Solve for x
    x = 103,627,824.08/11,496
  6. Step 6: Final answer
    x = 9,014.25

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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.