Home / 6,900.21-10,349.28-2,517.69

Finding the Fourth Proportional to 6,900.21, 10,349.28 and 2,517.69

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Solution

The fourth proportional to 6,900.21, 10,349.28 and 2,517.69 is: 3,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.21 : 10,349.28 = 2,517.69 : x
  2. Step 2: Convert to fraction form
    6,900.21/10,349.28 = 2,517.69/x
  3. Step 3: Cross multiply
    6,900.21x = 10,349.28 × 2,517.69
  4. Step 4: Simplify right side
    6,900.21x = 26,056,278.76
  5. Step 5: Solve for x
    x = 26,056,278.76/6,900.21
  6. Step 6: Final answer
    x = 3,776.16

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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.