Home / 2,077.17-2,866.36-1,192.35

Finding the Fourth Proportional to 2,077.17, 2,866.36 and 1,192.35

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Solution

The fourth proportional to 2,077.17, 2,866.36 and 1,192.35 is: 1,645.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.17 : 2,866.36 = 1,192.35 : x
  2. Step 2: Convert to fraction form
    2,077.17/2,866.36 = 1,192.35/x
  3. Step 3: Cross multiply
    2,077.17x = 2,866.36 × 1,192.35
  4. Step 4: Simplify right side
    2,077.17x = 3,417,704.35
  5. Step 5: Solve for x
    x = 3,417,704.35/2,077.17
  6. Step 6: Final answer
    x = 1,645.37

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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.