Home / 9,213.03-13,820.36-2,970.63

Finding the Fourth Proportional to 9,213.03, 13,820.36 and 2,970.63

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Solution

The fourth proportional to 9,213.03, 13,820.36 and 2,970.63 is: 4,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.03 : 13,820.36 = 2,970.63 : x
  2. Step 2: Convert to fraction form
    9,213.03/13,820.36 = 2,970.63/x
  3. Step 3: Cross multiply
    9,213.03x = 13,820.36 × 2,970.63
  4. Step 4: Simplify right side
    9,213.03x = 41,055,161.17
  5. Step 5: Solve for x
    x = 41,055,161.17/9,213.03
  6. Step 6: Final answer
    x = 4,456.21

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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.