Home / 6,950.80-10,419.86-2,999.59

Finding the Fourth Proportional to 6,950.80, 10,419.86 and 2,999.59

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Solution

The fourth proportional to 6,950.80, 10,419.86 and 2,999.59 is: 4,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,950.80 : 10,419.86 = 2,999.59 : x
  2. Step 2: Convert to fraction form
    6,950.80/10,419.86 = 2,999.59/x
  3. Step 3: Cross multiply
    6,950.80x = 10,419.86 × 2,999.59
  4. Step 4: Simplify right side
    6,950.80x = 31,255,266.81
  5. Step 5: Solve for x
    x = 31,255,266.81/6,950.80
  6. Step 6: Final answer
    x = 4,496.64

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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.