Home / 4,306.78-6,460.14-2,845.58

Finding the Fourth Proportional to 4,306.78, 6,460.14 and 2,845.58

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Solution

The fourth proportional to 4,306.78, 6,460.14 and 2,845.58 is: 4,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.78 : 6,460.14 = 2,845.58 : x
  2. Step 2: Convert to fraction form
    4,306.78/6,460.14 = 2,845.58/x
  3. Step 3: Cross multiply
    4,306.78x = 6,460.14 × 2,845.58
  4. Step 4: Simplify right side
    4,306.78x = 18,382,845.18
  5. Step 5: Solve for x
    x = 18,382,845.18/4,306.78
  6. Step 6: Final answer
    x = 4,268.35

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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.