Home / 2,095.14-2,891.52-1,210.92

Finding the Fourth Proportional to 2,095.14, 2,891.52 and 1,210.92

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Solution

The fourth proportional to 2,095.14, 2,891.52 and 1,210.92 is: 1,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.14 : 2,891.52 = 1,210.92 : x
  2. Step 2: Convert to fraction form
    2,095.14/2,891.52 = 1,210.92/x
  3. Step 3: Cross multiply
    2,095.14x = 2,891.52 × 1,210.92
  4. Step 4: Simplify right side
    2,095.14x = 3,501,399.40
  5. Step 5: Solve for x
    x = 3,501,399.40/2,095.14
  6. Step 6: Final answer
    x = 1,671.20

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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.