Home / 6,126.02-8,438.90-4,442.48

Finding the Fourth Proportional to 6,126.02, 8,438.90 and 4,442.48

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Solution

The fourth proportional to 6,126.02, 8,438.90 and 4,442.48 is: 6,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.02 : 8,438.90 = 4,442.48 : x
  2. Step 2: Convert to fraction form
    6,126.02/8,438.90 = 4,442.48/x
  3. Step 3: Cross multiply
    6,126.02x = 8,438.90 × 4,442.48
  4. Step 4: Simplify right side
    6,126.02x = 37,489,644.47
  5. Step 5: Solve for x
    x = 37,489,644.47/6,126.02
  6. Step 6: Final answer
    x = 6,119.74

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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.