Home / 2,470.85-3,702.58-2,288.60

Finding the Fourth Proportional to 2,470.85, 3,702.58 and 2,288.60

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Solution

The fourth proportional to 2,470.85, 3,702.58 and 2,288.60 is: 3,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.85 : 3,702.58 = 2,288.60 : x
  2. Step 2: Convert to fraction form
    2,470.85/3,702.58 = 2,288.60/x
  3. Step 3: Cross multiply
    2,470.85x = 3,702.58 × 2,288.60
  4. Step 4: Simplify right side
    2,470.85x = 8,473,700.35
  5. Step 5: Solve for x
    x = 8,473,700.35/2,470.85
  6. Step 6: Final answer
    x = 3,429.47

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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.