Home / 5,223.26-7,208.24-2,985.50

Finding the Fourth Proportional to 5,223.26, 7,208.24 and 2,985.50

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Solution

The fourth proportional to 5,223.26, 7,208.24 and 2,985.50 is: 4,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.26 : 7,208.24 = 2,985.50 : x
  2. Step 2: Convert to fraction form
    5,223.26/7,208.24 = 2,985.50/x
  3. Step 3: Cross multiply
    5,223.26x = 7,208.24 × 2,985.50
  4. Step 4: Simplify right side
    5,223.26x = 21,520,200.52
  5. Step 5: Solve for x
    x = 21,520,200.52/5,223.26
  6. Step 6: Final answer
    x = 4,120.07

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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.