Home / 5,907.79-8,153.93-3,391.60

Finding the Fourth Proportional to 5,907.79, 8,153.93 and 3,391.60

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Solution

The fourth proportional to 5,907.79, 8,153.93 and 3,391.60 is: 4,681.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.79 : 8,153.93 = 3,391.60 : x
  2. Step 2: Convert to fraction form
    5,907.79/8,153.93 = 3,391.60/x
  3. Step 3: Cross multiply
    5,907.79x = 8,153.93 × 3,391.60
  4. Step 4: Simplify right side
    5,907.79x = 27,654,868.99
  5. Step 5: Solve for x
    x = 27,654,868.99/5,907.79
  6. Step 6: Final answer
    x = 4,681.09

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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.