Home / 2,907.08-4,011.57-1,727.93

Finding the Fourth Proportional to 2,907.08, 4,011.57 and 1,727.93

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Solution

The fourth proportional to 2,907.08, 4,011.57 and 1,727.93 is: 2,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.08 : 4,011.57 = 1,727.93 : x
  2. Step 2: Convert to fraction form
    2,907.08/4,011.57 = 1,727.93/x
  3. Step 3: Cross multiply
    2,907.08x = 4,011.57 × 1,727.93
  4. Step 4: Simplify right side
    2,907.08x = 6,931,692.09
  5. Step 5: Solve for x
    x = 6,931,692.09/2,907.08
  6. Step 6: Final answer
    x = 2,384.42

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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.