Home / 1,794.12-2,475.44-1,047.65

Finding the Fourth Proportional to 1,794.12, 2,475.44 and 1,047.65

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Solution

The fourth proportional to 1,794.12, 2,475.44 and 1,047.65 is: 1,445.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.12 : 2,475.44 = 1,047.65 : x
  2. Step 2: Convert to fraction form
    1,794.12/2,475.44 = 1,047.65/x
  3. Step 3: Cross multiply
    1,794.12x = 2,475.44 × 1,047.65
  4. Step 4: Simplify right side
    1,794.12x = 2,593,394.72
  5. Step 5: Solve for x
    x = 2,593,394.72/1,794.12
  6. Step 6: Final answer
    x = 1,445.50

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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.