Home / 5,461.10-8,193.72-3,271.40

Finding the Fourth Proportional to 5,461.10, 8,193.72 and 3,271.40

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Solution

The fourth proportional to 5,461.10, 8,193.72 and 3,271.40 is: 4,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.10 : 8,193.72 = 3,271.40 : x
  2. Step 2: Convert to fraction form
    5,461.10/8,193.72 = 3,271.40/x
  3. Step 3: Cross multiply
    5,461.10x = 8,193.72 × 3,271.40
  4. Step 4: Simplify right side
    5,461.10x = 26,804,935.61
  5. Step 5: Solve for x
    x = 26,804,935.61/5,461.10
  6. Step 6: Final answer
    x = 4,908.34

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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.