Home / 9,864.71-13,611.65-5,884.37

Finding the Fourth Proportional to 9,864.71, 13,611.65 and 5,884.37

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Solution

The fourth proportional to 9,864.71, 13,611.65 and 5,884.37 is: 8,119.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864.71 : 13,611.65 = 5,884.37 : x
  2. Step 2: Convert to fraction form
    9,864.71/13,611.65 = 5,884.37/x
  3. Step 3: Cross multiply
    9,864.71x = 13,611.65 × 5,884.37
  4. Step 4: Simplify right side
    9,864.71x = 80,095,887.43
  5. Step 5: Solve for x
    x = 80,095,887.43/9,864.71
  6. Step 6: Final answer
    x = 8,119.44

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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.