Home / 7,629.02-11,447.46-5,779.52

Finding the Fourth Proportional to 7,629.02, 11,447.46 and 5,779.52

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Solution

The fourth proportional to 7,629.02, 11,447.46 and 5,779.52 is: 8,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.02 : 11,447.46 = 5,779.52 : x
  2. Step 2: Convert to fraction form
    7,629.02/11,447.46 = 5,779.52/x
  3. Step 3: Cross multiply
    7,629.02x = 11,447.46 × 5,779.52
  4. Step 4: Simplify right side
    7,629.02x = 66,160,824.02
  5. Step 5: Solve for x
    x = 66,160,824.02/7,629.02
  6. Step 6: Final answer
    x = 8,672.26

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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.