Home / 5,339.13-8,011.47-2,742.06

Finding the Fourth Proportional to 5,339.13, 8,011.47 and 2,742.06

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Solution

The fourth proportional to 5,339.13, 8,011.47 and 2,742.06 is: 4,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.13 : 8,011.47 = 2,742.06 : x
  2. Step 2: Convert to fraction form
    5,339.13/8,011.47 = 2,742.06/x
  3. Step 3: Cross multiply
    5,339.13x = 8,011.47 × 2,742.06
  4. Step 4: Simplify right side
    5,339.13x = 21,967,931.43
  5. Step 5: Solve for x
    x = 21,967,931.43/5,339.13
  6. Step 6: Final answer
    x = 4,114.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.