Home / 6,724.51-10,073.09-3,390.70

Finding the Fourth Proportional to 6,724.51, 10,073.09 and 3,390.70

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Solution

The fourth proportional to 6,724.51, 10,073.09 and 3,390.70 is: 5,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.51 : 10,073.09 = 3,390.70 : x
  2. Step 2: Convert to fraction form
    6,724.51/10,073.09 = 3,390.70/x
  3. Step 3: Cross multiply
    6,724.51x = 10,073.09 × 3,390.70
  4. Step 4: Simplify right side
    6,724.51x = 34,154,826.26
  5. Step 5: Solve for x
    x = 34,154,826.26/6,724.51
  6. Step 6: Final answer
    x = 5,079.15

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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.