Home / 5,261.09-7,892.76-1,563.62

Finding the Fourth Proportional to 5,261.09, 7,892.76 and 1,563.62

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Solution

The fourth proportional to 5,261.09, 7,892.76 and 1,563.62 is: 2,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.09 : 7,892.76 = 1,563.62 : x
  2. Step 2: Convert to fraction form
    5,261.09/7,892.76 = 1,563.62/x
  3. Step 3: Cross multiply
    5,261.09x = 7,892.76 × 1,563.62
  4. Step 4: Simplify right side
    5,261.09x = 12,341,237.93
  5. Step 5: Solve for x
    x = 12,341,237.93/5,261.09
  6. Step 6: Final answer
    x = 2,345.76

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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.