Home / 6,442.02-8,889.39-3,647.52

Finding the Fourth Proportional to 6,442.02, 8,889.39 and 3,647.52

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Solution

The fourth proportional to 6,442.02, 8,889.39 and 3,647.52 is: 5,033.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.02 : 8,889.39 = 3,647.52 : x
  2. Step 2: Convert to fraction form
    6,442.02/8,889.39 = 3,647.52/x
  3. Step 3: Cross multiply
    6,442.02x = 8,889.39 × 3,647.52
  4. Step 4: Simplify right side
    6,442.02x = 32,424,227.81
  5. Step 5: Solve for x
    x = 32,424,227.81/6,442.02
  6. Step 6: Final answer
    x = 5,033.24

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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.