Home / 5,222.08-7,206.24-2,984.32

Finding the Fourth Proportional to 5,222.08, 7,206.24 and 2,984.32

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Solution

The fourth proportional to 5,222.08, 7,206.24 and 2,984.32 is: 4,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.08 : 7,206.24 = 2,984.32 : x
  2. Step 2: Convert to fraction form
    5,222.08/7,206.24 = 2,984.32/x
  3. Step 3: Cross multiply
    5,222.08x = 7,206.24 × 2,984.32
  4. Step 4: Simplify right side
    5,222.08x = 21,505,726.16
  5. Step 5: Solve for x
    x = 21,505,726.16/5,222.08
  6. Step 6: Final answer
    x = 4,118.23

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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.