Home / 5,621.88-8,427.06-3,541.08

Finding the Fourth Proportional to 5,621.88, 8,427.06 and 3,541.08

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Solution

The fourth proportional to 5,621.88, 8,427.06 and 3,541.08 is: 5,307.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.88 : 8,427.06 = 3,541.08 : x
  2. Step 2: Convert to fraction form
    5,621.88/8,427.06 = 3,541.08/x
  3. Step 3: Cross multiply
    5,621.88x = 8,427.06 × 3,541.08
  4. Step 4: Simplify right side
    5,621.88x = 29,840,893.62
  5. Step 5: Solve for x
    x = 29,840,893.62/5,621.88
  6. Step 6: Final answer
    x = 5,307.99

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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.