Home / 6,331.95-8,737.61-3,813.53

Finding the Fourth Proportional to 6,331.95, 8,737.61 and 3,813.53

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Solution

The fourth proportional to 6,331.95, 8,737.61 and 3,813.53 is: 5,262.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.95 : 8,737.61 = 3,813.53 : x
  2. Step 2: Convert to fraction form
    6,331.95/8,737.61 = 3,813.53/x
  3. Step 3: Cross multiply
    6,331.95x = 8,737.61 × 3,813.53
  4. Step 4: Simplify right side
    6,331.95x = 33,321,075.11
  5. Step 5: Solve for x
    x = 33,321,075.11/6,331.95
  6. Step 6: Final answer
    x = 5,262.37

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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.