Home / 2,385.24-3,578.61-1,070.12

Finding the Fourth Proportional to 2,385.24, 3,578.61 and 1,070.12

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Solution

The fourth proportional to 2,385.24, 3,578.61 and 1,070.12 is: 1,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.24 : 3,578.61 = 1,070.12 : x
  2. Step 2: Convert to fraction form
    2,385.24/3,578.61 = 1,070.12/x
  3. Step 3: Cross multiply
    2,385.24x = 3,578.61 × 1,070.12
  4. Step 4: Simplify right side
    2,385.24x = 3,829,524.24
  5. Step 5: Solve for x
    x = 3,829,524.24/2,385.24
  6. Step 6: Final answer
    x = 1,605.51

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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.