Home / 6,603.42-9,112.73-3,808.92

Finding the Fourth Proportional to 6,603.42, 9,112.73 and 3,808.92

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Solution

The fourth proportional to 6,603.42, 9,112.73 and 3,808.92 is: 5,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.42 : 9,112.73 = 3,808.92 : x
  2. Step 2: Convert to fraction form
    6,603.42/9,112.73 = 3,808.92/x
  3. Step 3: Cross multiply
    6,603.42x = 9,112.73 × 3,808.92
  4. Step 4: Simplify right side
    6,603.42x = 34,709,640.51
  5. Step 5: Solve for x
    x = 34,709,640.51/6,603.42
  6. Step 6: Final answer
    x = 5,256.31

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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.