Home / 4,848.40-7,270.30-2,215.13

Finding the Fourth Proportional to 4,848.40, 7,270.30 and 2,215.13

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Solution

The fourth proportional to 4,848.40, 7,270.30 and 2,215.13 is: 3,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.40 : 7,270.30 = 2,215.13 : x
  2. Step 2: Convert to fraction form
    4,848.40/7,270.30 = 2,215.13/x
  3. Step 3: Cross multiply
    4,848.40x = 7,270.30 × 2,215.13
  4. Step 4: Simplify right side
    4,848.40x = 16,104,612.21
  5. Step 5: Solve for x
    x = 16,104,612.21/4,848.40
  6. Step 6: Final answer
    x = 3,321.63

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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.