Home / 6,914.04-10,371.12-1,719.72

Finding the Fourth Proportional to 6,914.04, 10,371.12 and 1,719.72

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Solution

The fourth proportional to 6,914.04, 10,371.12 and 1,719.72 is: 2,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.04 : 10,371.12 = 1,719.72 : x
  2. Step 2: Convert to fraction form
    6,914.04/10,371.12 = 1,719.72/x
  3. Step 3: Cross multiply
    6,914.04x = 10,371.12 × 1,719.72
  4. Step 4: Simplify right side
    6,914.04x = 17,835,422.49
  5. Step 5: Solve for x
    x = 17,835,422.49/6,914.04
  6. Step 6: Final answer
    x = 2,579.59

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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.