Home / 7,435.67-10,261.37-4,078.28

Finding the Fourth Proportional to 7,435.67, 10,261.37 and 4,078.28

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Solution

The fourth proportional to 7,435.67, 10,261.37 and 4,078.28 is: 5,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.67 : 10,261.37 = 4,078.28 : x
  2. Step 2: Convert to fraction form
    7,435.67/10,261.37 = 4,078.28/x
  3. Step 3: Cross multiply
    7,435.67x = 10,261.37 × 4,078.28
  4. Step 4: Simplify right side
    7,435.67x = 41,848,752.95
  5. Step 5: Solve for x
    x = 41,848,752.95/7,435.67
  6. Step 6: Final answer
    x = 5,628.11

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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.