Home / 4,095.09-6,143.85-1,628.51

Finding the Fourth Proportional to 4,095.09, 6,143.85 and 1,628.51

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Solution

The fourth proportional to 4,095.09, 6,143.85 and 1,628.51 is: 2,443.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.09 : 6,143.85 = 1,628.51 : x
  2. Step 2: Convert to fraction form
    4,095.09/6,143.85 = 1,628.51/x
  3. Step 3: Cross multiply
    4,095.09x = 6,143.85 × 1,628.51
  4. Step 4: Simplify right side
    4,095.09x = 10,005,290.44
  5. Step 5: Solve for x
    x = 10,005,290.44/4,095.09
  6. Step 6: Final answer
    x = 2,443.24

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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.