Home / 2,992.77-4,130.51-2,283.27

Finding the Fourth Proportional to 2,992.77, 4,130.51 and 2,283.27

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Solution

The fourth proportional to 2,992.77, 4,130.51 and 2,283.27 is: 3,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.77 : 4,130.51 = 2,283.27 : x
  2. Step 2: Convert to fraction form
    2,992.77/4,130.51 = 2,283.27/x
  3. Step 3: Cross multiply
    2,992.77x = 4,130.51 × 2,283.27
  4. Step 4: Simplify right side
    2,992.77x = 9,431,075.28
  5. Step 5: Solve for x
    x = 9,431,075.28/2,992.77
  6. Step 6: Final answer
    x = 3,151.29

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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.