Home / 6,907.08-9,535.37-5,391.38

Finding the Fourth Proportional to 6,907.08, 9,535.37 and 5,391.38

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Solution

The fourth proportional to 6,907.08, 9,535.37 and 5,391.38 is: 7,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.08 : 9,535.37 = 5,391.38 : x
  2. Step 2: Convert to fraction form
    6,907.08/9,535.37 = 5,391.38/x
  3. Step 3: Cross multiply
    6,907.08x = 9,535.37 × 5,391.38
  4. Step 4: Simplify right side
    6,907.08x = 51,408,840.43
  5. Step 5: Solve for x
    x = 51,408,840.43/6,907.08
  6. Step 6: Final answer
    x = 7,442.92

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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.