Home / 2,848.72-3,933.48-2,330.32

Finding the Fourth Proportional to 2,848.72, 3,933.48 and 2,330.32

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Solution

The fourth proportional to 2,848.72, 3,933.48 and 2,330.32 is: 3,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.72 : 3,933.48 = 2,330.32 : x
  2. Step 2: Convert to fraction form
    2,848.72/3,933.48 = 2,330.32/x
  3. Step 3: Cross multiply
    2,848.72x = 3,933.48 × 2,330.32
  4. Step 4: Simplify right side
    2,848.72x = 9,166,267.11
  5. Step 5: Solve for x
    x = 9,166,267.11/2,848.72
  6. Step 6: Final answer
    x = 3,217.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.