Home / 3,291.03-4,541.45-1,798.65

Finding the Fourth Proportional to 3,291.03, 4,541.45 and 1,798.65

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Solution

The fourth proportional to 3,291.03, 4,541.45 and 1,798.65 is: 2,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.03 : 4,541.45 = 1,798.65 : x
  2. Step 2: Convert to fraction form
    3,291.03/4,541.45 = 1,798.65/x
  3. Step 3: Cross multiply
    3,291.03x = 4,541.45 × 1,798.65
  4. Step 4: Simplify right side
    3,291.03x = 8,168,470.05
  5. Step 5: Solve for x
    x = 8,168,470.05/3,291.03
  6. Step 6: Final answer
    x = 2,482.04

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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.