Home / 6,679.02-10,012.56-2,515.80

Finding the Fourth Proportional to 6,679.02, 10,012.56 and 2,515.80

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Solution

The fourth proportional to 6,679.02, 10,012.56 and 2,515.80 is: 3,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.02 : 10,012.56 = 2,515.80 : x
  2. Step 2: Convert to fraction form
    6,679.02/10,012.56 = 2,515.80/x
  3. Step 3: Cross multiply
    6,679.02x = 10,012.56 × 2,515.80
  4. Step 4: Simplify right side
    6,679.02x = 25,189,598.45
  5. Step 5: Solve for x
    x = 25,189,598.45/6,679.02
  6. Step 6: Final answer
    x = 3,771.45

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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.