Home / 5,563.26-8,364.90-5,129.81

Finding the Fourth Proportional to 5,563.26, 8,364.90 and 5,129.81

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Solution

The fourth proportional to 5,563.26, 8,364.90 and 5,129.81 is: 7,713.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.26 : 8,364.90 = 5,129.81 : x
  2. Step 2: Convert to fraction form
    5,563.26/8,364.90 = 5,129.81/x
  3. Step 3: Cross multiply
    5,563.26x = 8,364.90 × 5,129.81
  4. Step 4: Simplify right side
    5,563.26x = 42,910,347.67
  5. Step 5: Solve for x
    x = 42,910,347.67/5,563.26
  6. Step 6: Final answer
    x = 7,713.17

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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.