Home / 3,537.77-4,880.83-2,477.21

Finding the Fourth Proportional to 3,537.77, 4,880.83 and 2,477.21

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Solution

The fourth proportional to 3,537.77, 4,880.83 and 2,477.21 is: 3,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.77 : 4,880.83 = 2,477.21 : x
  2. Step 2: Convert to fraction form
    3,537.77/4,880.83 = 2,477.21/x
  3. Step 3: Cross multiply
    3,537.77x = 4,880.83 × 2,477.21
  4. Step 4: Simplify right side
    3,537.77x = 12,090,828.50
  5. Step 5: Solve for x
    x = 12,090,828.50/3,537.77
  6. Step 6: Final answer
    x = 3,417.64

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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.