Home / 4,886.29-6,742.68-2,762.01

Finding the Fourth Proportional to 4,886.29, 6,742.68 and 2,762.01

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Solution

The fourth proportional to 4,886.29, 6,742.68 and 2,762.01 is: 3,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.29 : 6,742.68 = 2,762.01 : x
  2. Step 2: Convert to fraction form
    4,886.29/6,742.68 = 2,762.01/x
  3. Step 3: Cross multiply
    4,886.29x = 6,742.68 × 2,762.01
  4. Step 4: Simplify right side
    4,886.29x = 18,623,315.87
  5. Step 5: Solve for x
    x = 18,623,315.87/4,886.29
  6. Step 6: Final answer
    x = 3,811.34

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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.