Home / 5,297.60-7,310.54-2,907.56

Finding the Fourth Proportional to 5,297.60, 7,310.54 and 2,907.56

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Solution

The fourth proportional to 5,297.60, 7,310.54 and 2,907.56 is: 4,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.60 : 7,310.54 = 2,907.56 : x
  2. Step 2: Convert to fraction form
    5,297.60/7,310.54 = 2,907.56/x
  3. Step 3: Cross multiply
    5,297.60x = 7,310.54 × 2,907.56
  4. Step 4: Simplify right side
    5,297.60x = 21,255,782.59
  5. Step 5: Solve for x
    x = 21,255,782.59/5,297.60
  6. Step 6: Final answer
    x = 4,012.35

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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.