Home / 8,496.99-11,725.45-4,720.40

Finding the Fourth Proportional to 8,496.99, 11,725.45 and 4,720.40

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Solution

The fourth proportional to 8,496.99, 11,725.45 and 4,720.40 is: 6,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.99 : 11,725.45 = 4,720.40 : x
  2. Step 2: Convert to fraction form
    8,496.99/11,725.45 = 4,720.40/x
  3. Step 3: Cross multiply
    8,496.99x = 11,725.45 × 4,720.40
  4. Step 4: Simplify right side
    8,496.99x = 55,348,814.18
  5. Step 5: Solve for x
    x = 55,348,814.18/8,496.99
  6. Step 6: Final answer
    x = 6,513.93

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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.