Home / 6,276.60-9,396.45-4,640.49

Finding the Fourth Proportional to 6,276.60, 9,396.45 and 4,640.49

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Solution

The fourth proportional to 6,276.60, 9,396.45 and 4,640.49 is: 6,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.60 : 9,396.45 = 4,640.49 : x
  2. Step 2: Convert to fraction form
    6,276.60/9,396.45 = 4,640.49/x
  3. Step 3: Cross multiply
    6,276.60x = 9,396.45 × 4,640.49
  4. Step 4: Simplify right side
    6,276.60x = 43,604,132.26
  5. Step 5: Solve for x
    x = 43,604,132.26/6,276.60
  6. Step 6: Final answer
    x = 6,947.09

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1.5x scale

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.