Home / 5,223.08-7,206.71-3,309.45

Finding the Fourth Proportional to 5,223.08, 7,206.71 and 3,309.45

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Solution

The fourth proportional to 5,223.08, 7,206.71 and 3,309.45 is: 4,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.08 : 7,206.71 = 3,309.45 : x
  2. Step 2: Convert to fraction form
    5,223.08/7,206.71 = 3,309.45/x
  3. Step 3: Cross multiply
    5,223.08x = 7,206.71 × 3,309.45
  4. Step 4: Simplify right side
    5,223.08x = 23,850,254.68
  5. Step 5: Solve for x
    x = 23,850,254.68/5,223.08
  6. Step 6: Final answer
    x = 4,566.32

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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.