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Finding the Fourth Proportional to 2,752.84, 3,798.93 and 1,573.92

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Solution

The fourth proportional to 2,752.84, 3,798.93 and 1,573.92 is: 2,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.84 : 3,798.93 = 1,573.92 : x
  2. Step 2: Convert to fraction form
    2,752.84/3,798.93 = 1,573.92/x
  3. Step 3: Cross multiply
    2,752.84x = 3,798.93 × 1,573.92
  4. Step 4: Simplify right side
    2,752.84x = 5,979,211.91
  5. Step 5: Solve for x
    x = 5,979,211.91/2,752.84
  6. Step 6: Final answer
    x = 2,172.02

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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.