Home / 4,570.21-6,855.32-1,450.23

Finding the Fourth Proportional to 4,570.21, 6,855.32 and 1,450.23

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Solution

The fourth proportional to 4,570.21, 6,855.32 and 1,450.23 is: 2,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.21 : 6,855.32 = 1,450.23 : x
  2. Step 2: Convert to fraction form
    4,570.21/6,855.32 = 1,450.23/x
  3. Step 3: Cross multiply
    4,570.21x = 6,855.32 × 1,450.23
  4. Step 4: Simplify right side
    4,570.21x = 9,941,790.72
  5. Step 5: Solve for x
    x = 9,941,790.72/4,570.21
  6. Step 6: Final answer
    x = 2,175.35

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Double scale
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Similar ratio
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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.