Home / 8,501.64-11,733.34-5,357.80

Finding the Fourth Proportional to 8,501.64, 11,733.34 and 5,357.80

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Solution

The fourth proportional to 8,501.64, 11,733.34 and 5,357.80 is: 7,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.64 : 11,733.34 = 5,357.80 : x
  2. Step 2: Convert to fraction form
    8,501.64/11,733.34 = 5,357.80/x
  3. Step 3: Cross multiply
    8,501.64x = 11,733.34 × 5,357.80
  4. Step 4: Simplify right side
    8,501.64x = 62,864,889.05
  5. Step 5: Solve for x
    x = 62,864,889.05/8,501.64
  6. Step 6: Final answer
    x = 7,394.44

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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.