Home / 5,461.46-8,191.51-1,763.31

Finding the Fourth Proportional to 5,461.46, 8,191.51 and 1,763.31

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Solution

The fourth proportional to 5,461.46, 8,191.51 and 1,763.31 is: 2,644.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.46 : 8,191.51 = 1,763.31 : x
  2. Step 2: Convert to fraction form
    5,461.46/8,191.51 = 1,763.31/x
  3. Step 3: Cross multiply
    5,461.46x = 8,191.51 × 1,763.31
  4. Step 4: Simplify right side
    5,461.46x = 14,444,171.50
  5. Step 5: Solve for x
    x = 14,444,171.50/5,461.46
  6. Step 6: Final answer
    x = 2,644.75

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Double scale
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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.