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Finding the Fourth Proportional to 4,848.08, 7,272.16 and 2,894.40

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Solution

The fourth proportional to 4,848.08, 7,272.16 and 2,894.40 is: 4,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.08 : 7,272.16 = 2,894.40 : x
  2. Step 2: Convert to fraction form
    4,848.08/7,272.16 = 2,894.40/x
  3. Step 3: Cross multiply
    4,848.08x = 7,272.16 × 2,894.40
  4. Step 4: Simplify right side
    4,848.08x = 21,048,539.90
  5. Step 5: Solve for x
    x = 21,048,539.90/4,848.08
  6. Step 6: Final answer
    x = 4,341.62

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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.