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Finding the Fourth Proportional to 5,308.52, 7,965.98 and 1,848.20

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Solution

The fourth proportional to 5,308.52, 7,965.98 and 1,848.20 is: 2,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.52 : 7,965.98 = 1,848.20 : x
  2. Step 2: Convert to fraction form
    5,308.52/7,965.98 = 1,848.20/x
  3. Step 3: Cross multiply
    5,308.52x = 7,965.98 × 1,848.20
  4. Step 4: Simplify right side
    5,308.52x = 14,722,724.24
  5. Step 5: Solve for x
    x = 14,722,724.24/5,308.52
  6. Step 6: Final answer
    x = 2,773.41

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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.