Home / 2,783.53-4,176.51-1,140.44

Finding the Fourth Proportional to 2,783.53, 4,176.51 and 1,140.44

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Solution

The fourth proportional to 2,783.53, 4,176.51 and 1,140.44 is: 1,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.53 : 4,176.51 = 1,140.44 : x
  2. Step 2: Convert to fraction form
    2,783.53/4,176.51 = 1,140.44/x
  3. Step 3: Cross multiply
    2,783.53x = 4,176.51 × 1,140.44
  4. Step 4: Simplify right side
    2,783.53x = 4,763,053.36
  5. Step 5: Solve for x
    x = 4,763,053.36/2,783.53
  6. Step 6: Final answer
    x = 1,711.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.