Home / 4,915.15-7,372.22-1,404.93

Finding the Fourth Proportional to 4,915.15, 7,372.22 and 1,404.93

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Solution

The fourth proportional to 4,915.15, 7,372.22 and 1,404.93 is: 2,107.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.15 : 7,372.22 = 1,404.93 : x
  2. Step 2: Convert to fraction form
    4,915.15/7,372.22 = 1,404.93/x
  3. Step 3: Cross multiply
    4,915.15x = 7,372.22 × 1,404.93
  4. Step 4: Simplify right side
    4,915.15x = 10,357,453.04
  5. Step 5: Solve for x
    x = 10,357,453.04/4,915.15
  6. Step 6: Final answer
    x = 2,107.25

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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.