Home / 6,813.15-9,393.47-4,571.47

Finding the Fourth Proportional to 6,813.15, 9,393.47 and 4,571.47

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Solution

The fourth proportional to 6,813.15, 9,393.47 and 4,571.47 is: 6,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.15 : 9,393.47 = 4,571.47 : x
  2. Step 2: Convert to fraction form
    6,813.15/9,393.47 = 4,571.47/x
  3. Step 3: Cross multiply
    6,813.15x = 9,393.47 × 4,571.47
  4. Step 4: Simplify right side
    6,813.15x = 42,941,943.44
  5. Step 5: Solve for x
    x = 42,941,943.44/6,813.15
  6. Step 6: Final answer
    x = 6,302.81

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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.