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Finding the Fourth Proportional to 4,393.52, 6,587.88 and 1,794.32

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Solution

The fourth proportional to 4,393.52, 6,587.88 and 1,794.32 is: 2,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.52 : 6,587.88 = 1,794.32 : x
  2. Step 2: Convert to fraction form
    4,393.52/6,587.88 = 1,794.32/x
  3. Step 3: Cross multiply
    4,393.52x = 6,587.88 × 1,794.32
  4. Step 4: Simplify right side
    4,393.52x = 11,820,764.84
  5. Step 5: Solve for x
    x = 11,820,764.84/4,393.52
  6. Step 6: Final answer
    x = 2,690.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.