Home / 4,185.84-5,777.28-2,417.34

Finding the Fourth Proportional to 4,185.84, 5,777.28 and 2,417.34

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Solution

The fourth proportional to 4,185.84, 5,777.28 and 2,417.34 is: 3,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.84 : 5,777.28 = 2,417.34 : x
  2. Step 2: Convert to fraction form
    4,185.84/5,777.28 = 2,417.34/x
  3. Step 3: Cross multiply
    4,185.84x = 5,777.28 × 2,417.34
  4. Step 4: Simplify right side
    4,185.84x = 13,965,650.04
  5. Step 5: Solve for x
    x = 13,965,650.04/4,185.84
  6. Step 6: Final answer
    x = 3,336.40

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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.