Home / 10,195.47-15,288.26-5,980.10

Finding the Fourth Proportional to 10,195.47, 15,288.26 and 5,980.10

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Solution

The fourth proportional to 10,195.47, 15,288.26 and 5,980.10 is: 8,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.47 : 15,288.26 = 5,980.10 : x
  2. Step 2: Convert to fraction form
    10,195.47/15,288.26 = 5,980.10/x
  3. Step 3: Cross multiply
    10,195.47x = 15,288.26 × 5,980.10
  4. Step 4: Simplify right side
    10,195.47x = 91,425,370.98
  5. Step 5: Solve for x
    x = 91,425,370.98/10,195.47
  6. Step 6: Final answer
    x = 8,967.25

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Double scale
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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.