Home / 2,960.15-4,085.10-1,633.91

Finding the Fourth Proportional to 2,960.15, 4,085.10 and 1,633.91

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Solution

The fourth proportional to 2,960.15, 4,085.10 and 1,633.91 is: 2,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.15 : 4,085.10 = 1,633.91 : x
  2. Step 2: Convert to fraction form
    2,960.15/4,085.10 = 1,633.91/x
  3. Step 3: Cross multiply
    2,960.15x = 4,085.10 × 1,633.91
  4. Step 4: Simplify right side
    2,960.15x = 6,674,665.32
  5. Step 5: Solve for x
    x = 6,674,665.32/2,960.15
  6. Step 6: Final answer
    x = 2,254.84

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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.