Home / 7,435.52-10,261.68-4,078.99

Finding the Fourth Proportional to 7,435.52, 10,261.68 and 4,078.99

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Solution

The fourth proportional to 7,435.52, 10,261.68 and 4,078.99 is: 5,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.52 : 10,261.68 = 4,078.99 : x
  2. Step 2: Convert to fraction form
    7,435.52/10,261.68 = 4,078.99/x
  3. Step 3: Cross multiply
    7,435.52x = 10,261.68 × 4,078.99
  4. Step 4: Simplify right side
    7,435.52x = 41,857,264.45
  5. Step 5: Solve for x
    x = 41,857,264.45/7,435.52
  6. Step 6: Final answer
    x = 5,629.36

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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.