Home / 8,497.36-11,725.16-4,720.24

Finding the Fourth Proportional to 8,497.36, 11,725.16 and 4,720.24

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Solution

The fourth proportional to 8,497.36, 11,725.16 and 4,720.24 is: 6,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.36 : 11,725.16 = 4,720.24 : x
  2. Step 2: Convert to fraction form
    8,497.36/11,725.16 = 4,720.24/x
  3. Step 3: Cross multiply
    8,497.36x = 11,725.16 × 4,720.24
  4. Step 4: Simplify right side
    8,497.36x = 55,345,569.24
  5. Step 5: Solve for x
    x = 55,345,569.24/8,497.36
  6. Step 6: Final answer
    x = 6,513.27

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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.