Home / 4,408.80-6,570.26-4,275.32

Finding the Fourth Proportional to 4,408.80, 6,570.26 and 4,275.32

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Solution

The fourth proportional to 4,408.80, 6,570.26 and 4,275.32 is: 6,371.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.80 : 6,570.26 = 4,275.32 : x
  2. Step 2: Convert to fraction form
    4,408.80/6,570.26 = 4,275.32/x
  3. Step 3: Cross multiply
    4,408.80x = 6,570.26 × 4,275.32
  4. Step 4: Simplify right side
    4,408.80x = 28,089,963.98
  5. Step 5: Solve for x
    x = 28,089,963.98/4,408.80
  6. Step 6: Final answer
    x = 6,371.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.