Home / 3,137.49-4,328.51-2,193.03

Finding the Fourth Proportional to 3,137.49, 4,328.51 and 2,193.03

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Solution

The fourth proportional to 3,137.49, 4,328.51 and 2,193.03 is: 3,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.49 : 4,328.51 = 2,193.03 : x
  2. Step 2: Convert to fraction form
    3,137.49/4,328.51 = 2,193.03/x
  3. Step 3: Cross multiply
    3,137.49x = 4,328.51 × 2,193.03
  4. Step 4: Simplify right side
    3,137.49x = 9,492,541.32
  5. Step 5: Solve for x
    x = 9,492,541.32/3,137.49
  6. Step 6: Final answer
    x = 3,025.52

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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.