Home / 4,509.41-6,223.43-2,621.57

Finding the Fourth Proportional to 4,509.41, 6,223.43 and 2,621.57

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Solution

The fourth proportional to 4,509.41, 6,223.43 and 2,621.57 is: 3,618.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.41 : 6,223.43 = 2,621.57 : x
  2. Step 2: Convert to fraction form
    4,509.41/6,223.43 = 2,621.57/x
  3. Step 3: Cross multiply
    4,509.41x = 6,223.43 × 2,621.57
  4. Step 4: Simplify right side
    4,509.41x = 16,315,132.82
  5. Step 5: Solve for x
    x = 16,315,132.82/4,509.41
  6. Step 6: Final answer
    x = 3,618.02

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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.