Home / 9,126.34-13,689.48-2,200.84

Finding the Fourth Proportional to 9,126.34, 13,689.48 and 2,200.84

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Solution

The fourth proportional to 9,126.34, 13,689.48 and 2,200.84 is: 3,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.34 : 13,689.48 = 2,200.84 : x
  2. Step 2: Convert to fraction form
    9,126.34/13,689.48 = 2,200.84/x
  3. Step 3: Cross multiply
    9,126.34x = 13,689.48 × 2,200.84
  4. Step 4: Simplify right side
    9,126.34x = 30,128,355.16
  5. Step 5: Solve for x
    x = 30,128,355.16/9,126.34
  6. Step 6: Final answer
    x = 3,301.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.