Home / 9,203.10-12,700.43-5,224.33

Finding the Fourth Proportional to 9,203.10, 12,700.43 and 5,224.33

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Solution

The fourth proportional to 9,203.10, 12,700.43 and 5,224.33 is: 7,209.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.10 : 12,700.43 = 5,224.33 : x
  2. Step 2: Convert to fraction form
    9,203.10/12,700.43 = 5,224.33/x
  3. Step 3: Cross multiply
    9,203.10x = 12,700.43 × 5,224.33
  4. Step 4: Simplify right side
    9,203.10x = 66,351,237.46
  5. Step 5: Solve for x
    x = 66,351,237.46/9,203.10
  6. Step 6: Final answer
    x = 7,209.66

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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.