Home / 8,496.21-11,725.51-4,720.11

Finding the Fourth Proportional to 8,496.21, 11,725.51 and 4,720.11

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Solution

The fourth proportional to 8,496.21, 11,725.51 and 4,720.11 is: 6,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.21 : 11,725.51 = 4,720.11 : x
  2. Step 2: Convert to fraction form
    8,496.21/11,725.51 = 4,720.11/x
  3. Step 3: Cross multiply
    8,496.21x = 11,725.51 × 4,720.11
  4. Step 4: Simplify right side
    8,496.21x = 55,345,697.01
  5. Step 5: Solve for x
    x = 55,345,697.01/8,496.21
  6. Step 6: Final answer
    x = 6,514.16

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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.