Home / 5,276.70-7,295.76-4,620.60

Finding the Fourth Proportional to 5,276.70, 7,295.76 and 4,620.60

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Solution

The fourth proportional to 5,276.70, 7,295.76 and 4,620.60 is: 6,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.70 : 7,295.76 = 4,620.60 : x
  2. Step 2: Convert to fraction form
    5,276.70/7,295.76 = 4,620.60/x
  3. Step 3: Cross multiply
    5,276.70x = 7,295.76 × 4,620.60
  4. Step 4: Simplify right side
    5,276.70x = 33,710,788.66
  5. Step 5: Solve for x
    x = 33,710,788.66/5,276.70
  6. Step 6: Final answer
    x = 6,388.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.