Home / 4,813.31-6,642.37-2,605.31

Finding the Fourth Proportional to 4,813.31, 6,642.37 and 2,605.31

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Solution

The fourth proportional to 4,813.31, 6,642.37 and 2,605.31 is: 3,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.31 : 6,642.37 = 2,605.31 : x
  2. Step 2: Convert to fraction form
    4,813.31/6,642.37 = 2,605.31/x
  3. Step 3: Cross multiply
    4,813.31x = 6,642.37 × 2,605.31
  4. Step 4: Simplify right side
    4,813.31x = 17,305,432.98
  5. Step 5: Solve for x
    x = 17,305,432.98/4,813.31
  6. Step 6: Final answer
    x = 3,595.33

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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.