Home / 7,194.60-9,920.37-5,864.16

Finding the Fourth Proportional to 7,194.60, 9,920.37 and 5,864.16

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Solution

The fourth proportional to 7,194.60, 9,920.37 and 5,864.16 is: 8,085.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.60 : 9,920.37 = 5,864.16 : x
  2. Step 2: Convert to fraction form
    7,194.60/9,920.37 = 5,864.16/x
  3. Step 3: Cross multiply
    7,194.60x = 9,920.37 × 5,864.16
  4. Step 4: Simplify right side
    7,194.60x = 58,174,636.94
  5. Step 5: Solve for x
    x = 58,174,636.94/7,194.60
  6. Step 6: Final answer
    x = 8,085.88

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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.