Home / 4,970.72-6,859.44-2,846.18

Finding the Fourth Proportional to 4,970.72, 6,859.44 and 2,846.18

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Solution

The fourth proportional to 4,970.72, 6,859.44 and 2,846.18 is: 3,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.72 : 6,859.44 = 2,846.18 : x
  2. Step 2: Convert to fraction form
    4,970.72/6,859.44 = 2,846.18/x
  3. Step 3: Cross multiply
    4,970.72x = 6,859.44 × 2,846.18
  4. Step 4: Simplify right side
    4,970.72x = 19,523,200.94
  5. Step 5: Solve for x
    x = 19,523,200.94/4,970.72
  6. Step 6: Final answer
    x = 3,927.64

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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.