Home / 6,712.67-10,069.52-1,782.20

Finding the Fourth Proportional to 6,712.67, 10,069.52 and 1,782.20

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Solution

The fourth proportional to 6,712.67, 10,069.52 and 1,782.20 is: 2,673.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.67 : 10,069.52 = 1,782.20 : x
  2. Step 2: Convert to fraction form
    6,712.67/10,069.52 = 1,782.20/x
  3. Step 3: Cross multiply
    6,712.67x = 10,069.52 × 1,782.20
  4. Step 4: Simplify right side
    6,712.67x = 17,945,914.81
  5. Step 5: Solve for x
    x = 17,945,914.81/6,712.67
  6. Step 6: Final answer
    x = 2,673.44

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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.