Home / 8,769.15-13,153.73-3,573.81

Finding the Fourth Proportional to 8,769.15, 13,153.73 and 3,573.81

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Solution

The fourth proportional to 8,769.15, 13,153.73 and 3,573.81 is: 5,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769.15 : 13,153.73 = 3,573.81 : x
  2. Step 2: Convert to fraction form
    8,769.15/13,153.73 = 3,573.81/x
  3. Step 3: Cross multiply
    8,769.15x = 13,153.73 × 3,573.81
  4. Step 4: Simplify right side
    8,769.15x = 47,008,913.94
  5. Step 5: Solve for x
    x = 47,008,913.94/8,769.15
  6. Step 6: Final answer
    x = 5,360.72

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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.