Home / 6,860.26-10,288.35-2,911.46

Finding the Fourth Proportional to 6,860.26, 10,288.35 and 2,911.46

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Solution

The fourth proportional to 6,860.26, 10,288.35 and 2,911.46 is: 4,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.26 : 10,288.35 = 2,911.46 : x
  2. Step 2: Convert to fraction form
    6,860.26/10,288.35 = 2,911.46/x
  3. Step 3: Cross multiply
    6,860.26x = 10,288.35 × 2,911.46
  4. Step 4: Simplify right side
    6,860.26x = 29,954,068.05
  5. Step 5: Solve for x
    x = 29,954,068.05/6,860.26
  6. Step 6: Final answer
    x = 4,366.32

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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.