Home / 4,223.80-5,823.30-3,045.16

Finding the Fourth Proportional to 4,223.80, 5,823.30 and 3,045.16

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Solution

The fourth proportional to 4,223.80, 5,823.30 and 3,045.16 is: 4,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.80 : 5,823.30 = 3,045.16 : x
  2. Step 2: Convert to fraction form
    4,223.80/5,823.30 = 3,045.16/x
  3. Step 3: Cross multiply
    4,223.80x = 5,823.30 × 3,045.16
  4. Step 4: Simplify right side
    4,223.80x = 17,732,880.23
  5. Step 5: Solve for x
    x = 17,732,880.23/4,223.80
  6. Step 6: Final answer
    x = 4,198.32

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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.