Home / 8,507.52-11,738.88-4,971.24

Finding the Fourth Proportional to 8,507.52, 11,738.88 and 4,971.24

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Solution

The fourth proportional to 8,507.52, 11,738.88 and 4,971.24 is: 6,859.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507.52 : 11,738.88 = 4,971.24 : x
  2. Step 2: Convert to fraction form
    8,507.52/11,738.88 = 4,971.24/x
  3. Step 3: Cross multiply
    8,507.52x = 11,738.88 × 4,971.24
  4. Step 4: Simplify right side
    8,507.52x = 58,356,789.81
  5. Step 5: Solve for x
    x = 58,356,789.81/8,507.52
  6. Step 6: Final answer
    x = 6,859.44

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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.