Home / 2,539.87-3,504.74-1,477.49

Finding the Fourth Proportional to 2,539.87, 3,504.74 and 1,477.49

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Solution

The fourth proportional to 2,539.87, 3,504.74 and 1,477.49 is: 2,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.87 : 3,504.74 = 1,477.49 : x
  2. Step 2: Convert to fraction form
    2,539.87/3,504.74 = 1,477.49/x
  3. Step 3: Cross multiply
    2,539.87x = 3,504.74 × 1,477.49
  4. Step 4: Simplify right side
    2,539.87x = 5,178,213.11
  5. Step 5: Solve for x
    x = 5,178,213.11/2,539.87
  6. Step 6: Final answer
    x = 2,038.77

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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.