Home / 7,360.24-11,038.20-2,742.16

Finding the Fourth Proportional to 7,360.24, 11,038.20 and 2,742.16

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Solution

The fourth proportional to 7,360.24, 11,038.20 and 2,742.16 is: 4,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.24 : 11,038.20 = 2,742.16 : x
  2. Step 2: Convert to fraction form
    7,360.24/11,038.20 = 2,742.16/x
  3. Step 3: Cross multiply
    7,360.24x = 11,038.20 × 2,742.16
  4. Step 4: Simplify right side
    7,360.24x = 30,268,510.51
  5. Step 5: Solve for x
    x = 30,268,510.51/7,360.24
  6. Step 6: Final answer
    x = 4,112.44

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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.