Home / 4,618.56-6,929.44-2,885.12

Finding the Fourth Proportional to 4,618.56, 6,929.44 and 2,885.12

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Solution

The fourth proportional to 4,618.56, 6,929.44 and 2,885.12 is: 4,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.56 : 6,929.44 = 2,885.12 : x
  2. Step 2: Convert to fraction form
    4,618.56/6,929.44 = 2,885.12/x
  3. Step 3: Cross multiply
    4,618.56x = 6,929.44 × 2,885.12
  4. Step 4: Simplify right side
    4,618.56x = 19,992,265.93
  5. Step 5: Solve for x
    x = 19,992,265.93/4,618.56
  6. Step 6: Final answer
    x = 4,328.68

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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.