Home / 6,717.34-10,079.40-3,018.80

Finding the Fourth Proportional to 6,717.34, 10,079.40 and 3,018.80

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Solution

The fourth proportional to 6,717.34, 10,079.40 and 3,018.80 is: 4,529.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.34 : 10,079.40 = 3,018.80 : x
  2. Step 2: Convert to fraction form
    6,717.34/10,079.40 = 3,018.80/x
  3. Step 3: Cross multiply
    6,717.34x = 10,079.40 × 3,018.80
  4. Step 4: Simplify right side
    6,717.34x = 30,427,692.72
  5. Step 5: Solve for x
    x = 30,427,692.72/6,717.34
  6. Step 6: Final answer
    x = 4,529.72

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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.