Home / 4,867.70-6,717.02-2,742.57

Finding the Fourth Proportional to 4,867.70, 6,717.02 and 2,742.57

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Solution

The fourth proportional to 4,867.70, 6,717.02 and 2,742.57 is: 3,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.70 : 6,717.02 = 2,742.57 : x
  2. Step 2: Convert to fraction form
    4,867.70/6,717.02 = 2,742.57/x
  3. Step 3: Cross multiply
    4,867.70x = 6,717.02 × 2,742.57
  4. Step 4: Simplify right side
    4,867.70x = 18,421,883.83
  5. Step 5: Solve for x
    x = 18,421,883.83/4,867.70
  6. Step 6: Final answer
    x = 3,784.52

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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.