Home / 2,195.06-3,030.28-1,696.57

Finding the Fourth Proportional to 2,195.06, 3,030.28 and 1,696.57

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Solution

The fourth proportional to 2,195.06, 3,030.28 and 1,696.57 is: 2,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.06 : 3,030.28 = 1,696.57 : x
  2. Step 2: Convert to fraction form
    2,195.06/3,030.28 = 1,696.57/x
  3. Step 3: Cross multiply
    2,195.06x = 3,030.28 × 1,696.57
  4. Step 4: Simplify right side
    2,195.06x = 5,141,070.32
  5. Step 5: Solve for x
    x = 5,141,070.32/2,195.06
  6. Step 6: Final answer
    x = 2,342.11

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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.