Home / 9,686.36-13,364.52-5,910.14

Finding the Fourth Proportional to 9,686.36, 13,364.52 and 5,910.14

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Solution

The fourth proportional to 9,686.36, 13,364.52 and 5,910.14 is: 8,154.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686.36 : 13,364.52 = 5,910.14 : x
  2. Step 2: Convert to fraction form
    9,686.36/13,364.52 = 5,910.14/x
  3. Step 3: Cross multiply
    9,686.36x = 13,364.52 × 5,910.14
  4. Step 4: Simplify right side
    9,686.36x = 78,986,184.23
  5. Step 5: Solve for x
    x = 78,986,184.23/9,686.36
  6. Step 6: Final answer
    x = 8,154.37

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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.