Home / 1,934.51-2,670.51-1,236.29

Finding the Fourth Proportional to 1,934.51, 2,670.51 and 1,236.29

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Solution

The fourth proportional to 1,934.51, 2,670.51 and 1,236.29 is: 1,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.51 : 2,670.51 = 1,236.29 : x
  2. Step 2: Convert to fraction form
    1,934.51/2,670.51 = 1,236.29/x
  3. Step 3: Cross multiply
    1,934.51x = 2,670.51 × 1,236.29
  4. Step 4: Simplify right side
    1,934.51x = 3,301,511.46
  5. Step 5: Solve for x
    x = 3,301,511.46/1,934.51
  6. Step 6: Final answer
    x = 1,706.64

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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.