Home / 10,007.07-13,810.64-5,816.67

Finding the Fourth Proportional to 10,007.07, 13,810.64 and 5,816.67

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Solution

The fourth proportional to 10,007.07, 13,810.64 and 5,816.67 is: 8,027.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.07 : 13,810.64 = 5,816.67 : x
  2. Step 2: Convert to fraction form
    10,007.07/13,810.64 = 5,816.67/x
  3. Step 3: Cross multiply
    10,007.07x = 13,810.64 × 5,816.67
  4. Step 4: Simplify right side
    10,007.07x = 80,331,906.29
  5. Step 5: Solve for x
    x = 80,331,906.29/10,007.07
  6. Step 6: Final answer
    x = 8,027.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.