Home / 7,915.14-11,868.99-4,629.24

Finding the Fourth Proportional to 7,915.14, 11,868.99 and 4,629.24

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Solution

The fourth proportional to 7,915.14, 11,868.99 and 4,629.24 is: 6,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.14 : 11,868.99 = 4,629.24 : x
  2. Step 2: Convert to fraction form
    7,915.14/11,868.99 = 4,629.24/x
  3. Step 3: Cross multiply
    7,915.14x = 11,868.99 × 4,629.24
  4. Step 4: Simplify right side
    7,915.14x = 54,944,403.27
  5. Step 5: Solve for x
    x = 54,944,403.27/7,915.14
  6. Step 6: Final answer
    x = 6,941.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.