Home / 10,270.97-14,173.91-5,555.24

Finding the Fourth Proportional to 10,270.97, 14,173.91 and 5,555.24

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Solution

The fourth proportional to 10,270.97, 14,173.91 and 5,555.24 is: 7,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.97 : 14,173.91 = 5,555.24 : x
  2. Step 2: Convert to fraction form
    10,270.97/14,173.91 = 5,555.24/x
  3. Step 3: Cross multiply
    10,270.97x = 14,173.91 × 5,555.24
  4. Step 4: Simplify right side
    10,270.97x = 78,739,373.14
  5. Step 5: Solve for x
    x = 78,739,373.14/10,270.97
  6. Step 6: Final answer
    x = 7,666.21

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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.