Home / 4,848.60-7,271.94-2,215.29

Finding the Fourth Proportional to 4,848.60, 7,271.94 and 2,215.29

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Solution

The fourth proportional to 4,848.60, 7,271.94 and 2,215.29 is: 3,322.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.60 : 7,271.94 = 2,215.29 : x
  2. Step 2: Convert to fraction form
    4,848.60/7,271.94 = 2,215.29/x
  3. Step 3: Cross multiply
    4,848.60x = 7,271.94 × 2,215.29
  4. Step 4: Simplify right side
    4,848.60x = 16,109,455.96
  5. Step 5: Solve for x
    x = 16,109,455.96/4,848.60
  6. Step 6: Final answer
    x = 3,322.50

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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.