Home / 5,151.63-7,104.02-4,408.05

Finding the Fourth Proportional to 5,151.63, 7,104.02 and 4,408.05

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Solution

The fourth proportional to 5,151.63, 7,104.02 and 4,408.05 is: 6,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.63 : 7,104.02 = 4,408.05 : x
  2. Step 2: Convert to fraction form
    5,151.63/7,104.02 = 4,408.05/x
  3. Step 3: Cross multiply
    5,151.63x = 7,104.02 × 4,408.05
  4. Step 4: Simplify right side
    5,151.63x = 31,314,853.32
  5. Step 5: Solve for x
    x = 31,314,853.32/5,151.63
  6. Step 6: Final answer
    x = 6,078.63

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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.