Home / 1,964.56-2,710.54-1,266.34

Finding the Fourth Proportional to 1,964.56, 2,710.54 and 1,266.34

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Solution

The fourth proportional to 1,964.56, 2,710.54 and 1,266.34 is: 1,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.56 : 2,710.54 = 1,266.34 : x
  2. Step 2: Convert to fraction form
    1,964.56/2,710.54 = 1,266.34/x
  3. Step 3: Cross multiply
    1,964.56x = 2,710.54 × 1,266.34
  4. Step 4: Simplify right side
    1,964.56x = 3,432,465.22
  5. Step 5: Solve for x
    x = 3,432,465.22/1,964.56
  6. Step 6: Final answer
    x = 1,747.19

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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.