Home / 2,467.50-3,701.26-712.70

Finding the Fourth Proportional to 2,467.50, 3,701.26 and 712.70

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Solution

The fourth proportional to 2,467.50, 3,701.26 and 712.70 is: 1,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.50 : 3,701.26 = 712.70 : x
  2. Step 2: Convert to fraction form
    2,467.50/3,701.26 = 712.70/x
  3. Step 3: Cross multiply
    2,467.50x = 3,701.26 × 712.70
  4. Step 4: Simplify right side
    2,467.50x = 2,637,888.00
  5. Step 5: Solve for x
    x = 2,637,888.00/2,467.50
  6. Step 6: Final answer
    x = 1,069.05

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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.