Home / 2,950.14-4,070.85-1,755.18

Finding the Fourth Proportional to 2,950.14, 4,070.85 and 1,755.18

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Solution

The fourth proportional to 2,950.14, 4,070.85 and 1,755.18 is: 2,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.14 : 4,070.85 = 1,755.18 : x
  2. Step 2: Convert to fraction form
    2,950.14/4,070.85 = 1,755.18/x
  3. Step 3: Cross multiply
    2,950.14x = 4,070.85 × 1,755.18
  4. Step 4: Simplify right side
    2,950.14x = 7,145,074.50
  5. Step 5: Solve for x
    x = 7,145,074.50/2,950.14
  6. Step 6: Final answer
    x = 2,421.94

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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.