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Finding the Fourth Proportional to 2,992.52, 4,130.58 and 1,733.88

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Solution

The fourth proportional to 2,992.52, 4,130.58 and 1,733.88 is: 2,393.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.52 : 4,130.58 = 1,733.88 : x
  2. Step 2: Convert to fraction form
    2,992.52/4,130.58 = 1,733.88/x
  3. Step 3: Cross multiply
    2,992.52x = 4,130.58 × 1,733.88
  4. Step 4: Simplify right side
    2,992.52x = 7,161,952.04
  5. Step 5: Solve for x
    x = 7,161,952.04/2,992.52
  6. Step 6: Final answer
    x = 2,393.28

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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.