Home / 3,330.40-4,594.32-2,152.48

Finding the Fourth Proportional to 3,330.40, 4,594.32 and 2,152.48

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Solution

The fourth proportional to 3,330.40, 4,594.32 and 2,152.48 is: 2,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.40 : 4,594.32 = 2,152.48 : x
  2. Step 2: Convert to fraction form
    3,330.40/4,594.32 = 2,152.48/x
  3. Step 3: Cross multiply
    3,330.40x = 4,594.32 × 2,152.48
  4. Step 4: Simplify right side
    3,330.40x = 9,889,181.91
  5. Step 5: Solve for x
    x = 9,889,181.91/3,330.40
  6. Step 6: Final answer
    x = 2,969.37

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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.