Home / 7,086.77-10,620.92-4,417.26

Finding the Fourth Proportional to 7,086.77, 10,620.92 and 4,417.26

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Solution

The fourth proportional to 7,086.77, 10,620.92 and 4,417.26 is: 6,620.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.77 : 10,620.92 = 4,417.26 : x
  2. Step 2: Convert to fraction form
    7,086.77/10,620.92 = 4,417.26/x
  3. Step 3: Cross multiply
    7,086.77x = 10,620.92 × 4,417.26
  4. Step 4: Simplify right side
    7,086.77x = 46,915,365.08
  5. Step 5: Solve for x
    x = 46,915,365.08/7,086.77
  6. Step 6: Final answer
    x = 6,620.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.