Home / 1,838.75-2,535.03-1,522.85

Finding the Fourth Proportional to 1,838.75, 2,535.03 and 1,522.85

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Solution

The fourth proportional to 1,838.75, 2,535.03 and 1,522.85 is: 2,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.75 : 2,535.03 = 1,522.85 : x
  2. Step 2: Convert to fraction form
    1,838.75/2,535.03 = 1,522.85/x
  3. Step 3: Cross multiply
    1,838.75x = 2,535.03 × 1,522.85
  4. Step 4: Simplify right side
    1,838.75x = 3,860,457.76
  5. Step 5: Solve for x
    x = 3,860,457.76/1,838.75
  6. Step 6: Final answer
    x = 2,099.51

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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.