Home / 4,857.40-6,702.06-2,762.68

Finding the Fourth Proportional to 4,857.40, 6,702.06 and 2,762.68

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Solution

The fourth proportional to 4,857.40, 6,702.06 and 2,762.68 is: 3,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.40 : 6,702.06 = 2,762.68 : x
  2. Step 2: Convert to fraction form
    4,857.40/6,702.06 = 2,762.68/x
  3. Step 3: Cross multiply
    4,857.40x = 6,702.06 × 2,762.68
  4. Step 4: Simplify right side
    4,857.40x = 18,515,647.12
  5. Step 5: Solve for x
    x = 18,515,647.12/4,857.40
  6. Step 6: Final answer
    x = 3,811.84

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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.