Home / 1,835.19-2,533.63-1,392.32

Finding the Fourth Proportional to 1,835.19, 2,533.63 and 1,392.32

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Solution

The fourth proportional to 1,835.19, 2,533.63 and 1,392.32 is: 1,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.19 : 2,533.63 = 1,392.32 : x
  2. Step 2: Convert to fraction form
    1,835.19/2,533.63 = 1,392.32/x
  3. Step 3: Cross multiply
    1,835.19x = 2,533.63 × 1,392.32
  4. Step 4: Simplify right side
    1,835.19x = 3,527,629.19
  5. Step 5: Solve for x
    x = 3,527,629.19/1,835.19
  6. Step 6: Final answer
    x = 1,922.21

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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.