Home / 4,409.79-6,085.61-2,420.34

Finding the Fourth Proportional to 4,409.79, 6,085.61 and 2,420.34

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Solution

The fourth proportional to 4,409.79, 6,085.61 and 2,420.34 is: 3,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.79 : 6,085.61 = 2,420.34 : x
  2. Step 2: Convert to fraction form
    4,409.79/6,085.61 = 2,420.34/x
  3. Step 3: Cross multiply
    4,409.79x = 6,085.61 × 2,420.34
  4. Step 4: Simplify right side
    4,409.79x = 14,729,245.31
  5. Step 5: Solve for x
    x = 14,729,245.31/4,409.79
  6. Step 6: Final answer
    x = 3,340.12

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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.