Home / 4,645.14-6,952.66-2,980.30

Finding the Fourth Proportional to 4,645.14, 6,952.66 and 2,980.30

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Solution

The fourth proportional to 4,645.14, 6,952.66 and 2,980.30 is: 4,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.14 : 6,952.66 = 2,980.30 : x
  2. Step 2: Convert to fraction form
    4,645.14/6,952.66 = 2,980.30/x
  3. Step 3: Cross multiply
    4,645.14x = 6,952.66 × 2,980.30
  4. Step 4: Simplify right side
    4,645.14x = 20,721,012.60
  5. Step 5: Solve for x
    x = 20,721,012.60/4,645.14
  6. Step 6: Final answer
    x = 4,460.79

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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.