Home / 11,216.44-15,478.52-6,501.16

Finding the Fourth Proportional to 11,216.44, 15,478.52 and 6,501.16

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Solution

The fourth proportional to 11,216.44, 15,478.52 and 6,501.16 is: 8,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.44 : 15,478.52 = 6,501.16 : x
  2. Step 2: Convert to fraction form
    11,216.44/15,478.52 = 6,501.16/x
  3. Step 3: Cross multiply
    11,216.44x = 15,478.52 × 6,501.16
  4. Step 4: Simplify right side
    11,216.44x = 100,628,335.08
  5. Step 5: Solve for x
    x = 100,628,335.08/11,216.44
  6. Step 6: Final answer
    x = 8,971.50

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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.