Home / 2,095.26-2,890.17-1,309.16

Finding the Fourth Proportional to 2,095.26, 2,890.17 and 1,309.16

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Solution

The fourth proportional to 2,095.26, 2,890.17 and 1,309.16 is: 1,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.26 : 2,890.17 = 1,309.16 : x
  2. Step 2: Convert to fraction form
    2,095.26/2,890.17 = 1,309.16/x
  3. Step 3: Cross multiply
    2,095.26x = 2,890.17 × 1,309.16
  4. Step 4: Simplify right side
    2,095.26x = 3,783,680.51
  5. Step 5: Solve for x
    x = 3,783,680.51/2,095.26
  6. Step 6: Final answer
    x = 1,805.83

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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.