Home / 9,010.62-13,503.64-5,717.81

Finding the Fourth Proportional to 9,010.62, 13,503.64 and 5,717.81

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Solution

The fourth proportional to 9,010.62, 13,503.64 and 5,717.81 is: 8,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.62 : 13,503.64 = 5,717.81 : x
  2. Step 2: Convert to fraction form
    9,010.62/13,503.64 = 5,717.81/x
  3. Step 3: Cross multiply
    9,010.62x = 13,503.64 × 5,717.81
  4. Step 4: Simplify right side
    9,010.62x = 77,211,219.24
  5. Step 5: Solve for x
    x = 77,211,219.24/9,010.62
  6. Step 6: Final answer
    x = 8,568.91

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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.