Home / 10,035.08-13,850.12-5,785.39

Finding the Fourth Proportional to 10,035.08, 13,850.12 and 5,785.39

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Solution

The fourth proportional to 10,035.08, 13,850.12 and 5,785.39 is: 7,984.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.08 : 13,850.12 = 5,785.39 : x
  2. Step 2: Convert to fraction form
    10,035.08/13,850.12 = 5,785.39/x
  3. Step 3: Cross multiply
    10,035.08x = 13,850.12 × 5,785.39
  4. Step 4: Simplify right side
    10,035.08x = 80,128,247.57
  5. Step 5: Solve for x
    x = 80,128,247.57/10,035.08
  6. Step 6: Final answer
    x = 7,984.82

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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.