Home / 6,146.47-9,216.06-2,860.30

Finding the Fourth Proportional to 6,146.47, 9,216.06 and 2,860.30

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Solution

The fourth proportional to 6,146.47, 9,216.06 and 2,860.30 is: 4,288.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.47 : 9,216.06 = 2,860.30 : x
  2. Step 2: Convert to fraction form
    6,146.47/9,216.06 = 2,860.30/x
  3. Step 3: Cross multiply
    6,146.47x = 9,216.06 × 2,860.30
  4. Step 4: Simplify right side
    6,146.47x = 26,360,696.42
  5. Step 5: Solve for x
    x = 26,360,696.42/6,146.47
  6. Step 6: Final answer
    x = 4,288.75

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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.