Home / 2,960.07-4,446.55-1,790.63

Finding the Fourth Proportional to 2,960.07, 4,446.55 and 1,790.63

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Solution

The fourth proportional to 2,960.07, 4,446.55 and 1,790.63 is: 2,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.07 : 4,446.55 = 1,790.63 : x
  2. Step 2: Convert to fraction form
    2,960.07/4,446.55 = 1,790.63/x
  3. Step 3: Cross multiply
    2,960.07x = 4,446.55 × 1,790.63
  4. Step 4: Simplify right side
    2,960.07x = 7,962,125.83
  5. Step 5: Solve for x
    x = 7,962,125.83/2,960.07
  6. Step 6: Final answer
    x = 2,689.84

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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.