Home / 1,670.36-2,304.96-962.18

Finding the Fourth Proportional to 1,670.36, 2,304.96 and 962.18

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Solution

The fourth proportional to 1,670.36, 2,304.96 and 962.18 is: 1,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670.36 : 2,304.96 = 962.18 : x
  2. Step 2: Convert to fraction form
    1,670.36/2,304.96 = 962.18/x
  3. Step 3: Cross multiply
    1,670.36x = 2,304.96 × 962.18
  4. Step 4: Simplify right side
    1,670.36x = 2,217,786.41
  5. Step 5: Solve for x
    x = 2,217,786.41/1,670.36
  6. Step 6: Final answer
    x = 1,327.73

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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.