Home / 5,461.18-8,193.09-3,897.32

Finding the Fourth Proportional to 5,461.18, 8,193.09 and 3,897.32

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Solution

The fourth proportional to 5,461.18, 8,193.09 and 3,897.32 is: 5,846.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.18 : 8,193.09 = 3,897.32 : x
  2. Step 2: Convert to fraction form
    5,461.18/8,193.09 = 3,897.32/x
  3. Step 3: Cross multiply
    5,461.18x = 8,193.09 × 3,897.32
  4. Step 4: Simplify right side
    5,461.18x = 31,931,097.89
  5. Step 5: Solve for x
    x = 31,931,097.89/5,461.18
  6. Step 6: Final answer
    x = 5,846.92

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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.