Home / 5,223.76-7,209.48-3,366.16

Finding the Fourth Proportional to 5,223.76, 7,209.48 and 3,366.16

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Solution

The fourth proportional to 5,223.76, 7,209.48 and 3,366.16 is: 4,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.76 : 7,209.48 = 3,366.16 : x
  2. Step 2: Convert to fraction form
    5,223.76/7,209.48 = 3,366.16/x
  3. Step 3: Cross multiply
    5,223.76x = 7,209.48 × 3,366.16
  4. Step 4: Simplify right side
    5,223.76x = 24,268,263.20
  5. Step 5: Solve for x
    x = 24,268,263.20/5,223.76
  6. Step 6: Final answer
    x = 4,645.75

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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.