Home / 3,140.84-4,707.66-1,495.04

Finding the Fourth Proportional to 3,140.84, 4,707.66 and 1,495.04

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Solution

The fourth proportional to 3,140.84, 4,707.66 and 1,495.04 is: 2,240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.84 : 4,707.66 = 1,495.04 : x
  2. Step 2: Convert to fraction form
    3,140.84/4,707.66 = 1,495.04/x
  3. Step 3: Cross multiply
    3,140.84x = 4,707.66 × 1,495.04
  4. Step 4: Simplify right side
    3,140.84x = 7,038,140.01
  5. Step 5: Solve for x
    x = 7,038,140.01/3,140.84
  6. Step 6: Final answer
    x = 2,240.85

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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.