Home / 7,135.60-10,702.26-4,495

Finding the Fourth Proportional to 7,135.60, 10,702.26 and 4,495

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Solution

The fourth proportional to 7,135.60, 10,702.26 and 4,495 is: 6,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.60 : 10,702.26 = 4,495 : x
  2. Step 2: Convert to fraction form
    7,135.60/10,702.26 = 4,495/x
  3. Step 3: Cross multiply
    7,135.60x = 10,702.26 × 4,495
  4. Step 4: Simplify right side
    7,135.60x = 48,106,658.70
  5. Step 5: Solve for x
    x = 48,106,658.70/7,135.60
  6. Step 6: Final answer
    x = 6,741.78

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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.