Home / 4,152.13-5,722.69-3,617.67

Finding the Fourth Proportional to 4,152.13, 5,722.69 and 3,617.67

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Solution

The fourth proportional to 4,152.13, 5,722.69 and 3,617.67 is: 4,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.13 : 5,722.69 = 3,617.67 : x
  2. Step 2: Convert to fraction form
    4,152.13/5,722.69 = 3,617.67/x
  3. Step 3: Cross multiply
    4,152.13x = 5,722.69 × 3,617.67
  4. Step 4: Simplify right side
    4,152.13x = 20,702,803.93
  5. Step 5: Solve for x
    x = 20,702,803.93/4,152.13
  6. Step 6: Final answer
    x = 4,986.07

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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.