Home / 5,391.25-7,435.77-4,726.99

Finding the Fourth Proportional to 5,391.25, 7,435.77 and 4,726.99

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Solution

The fourth proportional to 5,391.25, 7,435.77 and 4,726.99 is: 6,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.25 : 7,435.77 = 4,726.99 : x
  2. Step 2: Convert to fraction form
    5,391.25/7,435.77 = 4,726.99/x
  3. Step 3: Cross multiply
    5,391.25x = 7,435.77 × 4,726.99
  4. Step 4: Simplify right side
    5,391.25x = 35,148,810.43
  5. Step 5: Solve for x
    x = 35,148,810.43/5,391.25
  6. Step 6: Final answer
    x = 6,519.60

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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.