Home / 4,813.16-6,642.20-2,823.76

Finding the Fourth Proportional to 4,813.16, 6,642.20 and 2,823.76

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Solution

The fourth proportional to 4,813.16, 6,642.20 and 2,823.76 is: 3,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.16 : 6,642.20 = 2,823.76 : x
  2. Step 2: Convert to fraction form
    4,813.16/6,642.20 = 2,823.76/x
  3. Step 3: Cross multiply
    4,813.16x = 6,642.20 × 2,823.76
  4. Step 4: Simplify right side
    4,813.16x = 18,755,978.67
  5. Step 5: Solve for x
    x = 18,755,978.67/4,813.16
  6. Step 6: Final answer
    x = 3,896.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.