Home / 1,736.02-2,392.09-1,732.78

Finding the Fourth Proportional to 1,736.02, 2,392.09 and 1,732.78

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Solution

The fourth proportional to 1,736.02, 2,392.09 and 1,732.78 is: 2,387.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.02 : 2,392.09 = 1,732.78 : x
  2. Step 2: Convert to fraction form
    1,736.02/2,392.09 = 1,732.78/x
  3. Step 3: Cross multiply
    1,736.02x = 2,392.09 × 1,732.78
  4. Step 4: Simplify right side
    1,736.02x = 4,144,965.71
  5. Step 5: Solve for x
    x = 4,144,965.71/1,736.02
  6. Step 6: Final answer
    x = 2,387.63

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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.