Home / 6,539.98-9,803.08-2,156.26

Finding the Fourth Proportional to 6,539.98, 9,803.08 and 2,156.26

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Solution

The fourth proportional to 6,539.98, 9,803.08 and 2,156.26 is: 3,232.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.98 : 9,803.08 = 2,156.26 : x
  2. Step 2: Convert to fraction form
    6,539.98/9,803.08 = 2,156.26/x
  3. Step 3: Cross multiply
    6,539.98x = 9,803.08 × 2,156.26
  4. Step 4: Simplify right side
    6,539.98x = 21,137,989.28
  5. Step 5: Solve for x
    x = 21,137,989.28/6,539.98
  6. Step 6: Final answer
    x = 3,232.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.