Home / 7,292.28-10,941.48-3,133.20

Finding the Fourth Proportional to 7,292.28, 10,941.48 and 3,133.20

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Solution

The fourth proportional to 7,292.28, 10,941.48 and 3,133.20 is: 4,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.28 : 10,941.48 = 3,133.20 : x
  2. Step 2: Convert to fraction form
    7,292.28/10,941.48 = 3,133.20/x
  3. Step 3: Cross multiply
    7,292.28x = 10,941.48 × 3,133.20
  4. Step 4: Simplify right side
    7,292.28x = 34,281,845.14
  5. Step 5: Solve for x
    x = 34,281,845.14/7,292.28
  6. Step 6: Final answer
    x = 4,701.11

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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.