Home / 9,203.36-12,700.19-5,223.94

Finding the Fourth Proportional to 9,203.36, 12,700.19 and 5,223.94

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Solution

The fourth proportional to 9,203.36, 12,700.19 and 5,223.94 is: 7,208.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.36 : 12,700.19 = 5,223.94 : x
  2. Step 2: Convert to fraction form
    9,203.36/12,700.19 = 5,223.94/x
  3. Step 3: Cross multiply
    9,203.36x = 12,700.19 × 5,223.94
  4. Step 4: Simplify right side
    9,203.36x = 66,345,011.86
  5. Step 5: Solve for x
    x = 66,345,011.86/9,203.36
  6. Step 6: Final answer
    x = 7,208.79

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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.