Home / 4,509.66-6,223.21-2,520.23

Finding the Fourth Proportional to 4,509.66, 6,223.21 and 2,520.23

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Solution

The fourth proportional to 4,509.66, 6,223.21 and 2,520.23 is: 3,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.66 : 6,223.21 = 2,520.23 : x
  2. Step 2: Convert to fraction form
    4,509.66/6,223.21 = 2,520.23/x
  3. Step 3: Cross multiply
    4,509.66x = 6,223.21 × 2,520.23
  4. Step 4: Simplify right side
    4,509.66x = 15,683,907.94
  5. Step 5: Solve for x
    x = 15,683,907.94/4,509.66
  6. Step 6: Final answer
    x = 3,477.85

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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.