Home / 9,742.86-13,434.57-6,201.54

Finding the Fourth Proportional to 9,742.86, 13,434.57 and 6,201.54

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Solution

The fourth proportional to 9,742.86, 13,434.57 and 6,201.54 is: 8,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.86 : 13,434.57 = 6,201.54 : x
  2. Step 2: Convert to fraction form
    9,742.86/13,434.57 = 6,201.54/x
  3. Step 3: Cross multiply
    9,742.86x = 13,434.57 × 6,201.54
  4. Step 4: Simplify right side
    9,742.86x = 83,315,023.24
  5. Step 5: Solve for x
    x = 83,315,023.24/9,742.86
  6. Step 6: Final answer
    x = 8,551.39

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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.