Home / 6,719.94-10,079.37-4,247.55

Finding the Fourth Proportional to 6,719.94, 10,079.37 and 4,247.55

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Solution

The fourth proportional to 6,719.94, 10,079.37 and 4,247.55 is: 6,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.94 : 10,079.37 = 4,247.55 : x
  2. Step 2: Convert to fraction form
    6,719.94/10,079.37 = 4,247.55/x
  3. Step 3: Cross multiply
    6,719.94x = 10,079.37 × 4,247.55
  4. Step 4: Simplify right side
    6,719.94x = 42,812,628.04
  5. Step 5: Solve for x
    x = 42,812,628.04/6,719.94
  6. Step 6: Final answer
    x = 6,370.98

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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.