Home / 5,115.56-7,633.44-4,563.95

Finding the Fourth Proportional to 5,115.56, 7,633.44 and 4,563.95

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Solution

The fourth proportional to 5,115.56, 7,633.44 and 4,563.95 is: 6,810.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115.56 : 7,633.44 = 4,563.95 : x
  2. Step 2: Convert to fraction form
    5,115.56/7,633.44 = 4,563.95/x
  3. Step 3: Cross multiply
    5,115.56x = 7,633.44 × 4,563.95
  4. Step 4: Simplify right side
    5,115.56x = 34,838,600.32
  5. Step 5: Solve for x
    x = 34,838,600.32/5,115.56
  6. Step 6: Final answer
    x = 6,810.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.