Home / 5,860.20-8,085.14-3,501.72

Finding the Fourth Proportional to 5,860.20, 8,085.14 and 3,501.72

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Solution

The fourth proportional to 5,860.20, 8,085.14 and 3,501.72 is: 4,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.20 : 8,085.14 = 3,501.72 : x
  2. Step 2: Convert to fraction form
    5,860.20/8,085.14 = 3,501.72/x
  3. Step 3: Cross multiply
    5,860.20x = 8,085.14 × 3,501.72
  4. Step 4: Simplify right side
    5,860.20x = 28,311,896.44
  5. Step 5: Solve for x
    x = 28,311,896.44/5,860.20
  6. Step 6: Final answer
    x = 4,831.22

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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.