Home / 1,727.84-2,383.36-1,064.16

Finding the Fourth Proportional to 1,727.84, 2,383.36 and 1,064.16

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Solution

The fourth proportional to 1,727.84, 2,383.36 and 1,064.16 is: 1,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.84 : 2,383.36 = 1,064.16 : x
  2. Step 2: Convert to fraction form
    1,727.84/2,383.36 = 1,064.16/x
  3. Step 3: Cross multiply
    1,727.84x = 2,383.36 × 1,064.16
  4. Step 4: Simplify right side
    1,727.84x = 2,536,276.38
  5. Step 5: Solve for x
    x = 2,536,276.38/1,727.84
  6. Step 6: Final answer
    x = 1,467.89

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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.