Home / 2,923.36-4,384.32-1,692.16

Finding the Fourth Proportional to 2,923.36, 4,384.32 and 1,692.16

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Solution

The fourth proportional to 2,923.36, 4,384.32 and 1,692.16 is: 2,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.36 : 4,384.32 = 1,692.16 : x
  2. Step 2: Convert to fraction form
    2,923.36/4,384.32 = 1,692.16/x
  3. Step 3: Cross multiply
    2,923.36x = 4,384.32 × 1,692.16
  4. Step 4: Simplify right side
    2,923.36x = 7,418,970.93
  5. Step 5: Solve for x
    x = 7,418,970.93/2,923.36
  6. Step 6: Final answer
    x = 2,537.82

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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.