Home / 5,074.06-7,600.02-3,120.34

Finding the Fourth Proportional to 5,074.06, 7,600.02 and 3,120.34

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Solution

The fourth proportional to 5,074.06, 7,600.02 and 3,120.34 is: 4,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.06 : 7,600.02 = 3,120.34 : x
  2. Step 2: Convert to fraction form
    5,074.06/7,600.02 = 3,120.34/x
  3. Step 3: Cross multiply
    5,074.06x = 7,600.02 × 3,120.34
  4. Step 4: Simplify right side
    5,074.06x = 23,714,646.41
  5. Step 5: Solve for x
    x = 23,714,646.41/5,074.06
  6. Step 6: Final answer
    x = 4,673.70

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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.