Home / 10,310.84-15,467.78-3,735.49

Finding the Fourth Proportional to 10,310.84, 15,467.78 and 3,735.49

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Solution

The fourth proportional to 10,310.84, 15,467.78 and 3,735.49 is: 5,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.84 : 15,467.78 = 3,735.49 : x
  2. Step 2: Convert to fraction form
    10,310.84/15,467.78 = 3,735.49/x
  3. Step 3: Cross multiply
    10,310.84x = 15,467.78 × 3,735.49
  4. Step 4: Simplify right side
    10,310.84x = 57,779,737.51
  5. Step 5: Solve for x
    x = 57,779,737.51/10,310.84
  6. Step 6: Final answer
    x = 5,603.79

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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.