Home / 10,173.77-15,260.86-6,686.01

Finding the Fourth Proportional to 10,173.77, 15,260.86 and 6,686.01

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Solution

The fourth proportional to 10,173.77, 15,260.86 and 6,686.01 is: 10,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.77 : 15,260.86 = 6,686.01 : x
  2. Step 2: Convert to fraction form
    10,173.77/15,260.86 = 6,686.01/x
  3. Step 3: Cross multiply
    10,173.77x = 15,260.86 × 6,686.01
  4. Step 4: Simplify right side
    10,173.77x = 102,034,229.14
  5. Step 5: Solve for x
    x = 102,034,229.14/10,173.77
  6. Step 6: Final answer
    x = 10,029.15

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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.