Home / 4,973.71-6,863.90-2,735.76

Finding the Fourth Proportional to 4,973.71, 6,863.90 and 2,735.76

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Solution

The fourth proportional to 4,973.71, 6,863.90 and 2,735.76 is: 3,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.71 : 6,863.90 = 2,735.76 : x
  2. Step 2: Convert to fraction form
    4,973.71/6,863.90 = 2,735.76/x
  3. Step 3: Cross multiply
    4,973.71x = 6,863.90 × 2,735.76
  4. Step 4: Simplify right side
    4,973.71x = 18,777,983.06
  5. Step 5: Solve for x
    x = 18,777,983.06/4,973.71
  6. Step 6: Final answer
    x = 3,775.45

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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.