Home / 3,159.17-4,359.63-1,833.65

Finding the Fourth Proportional to 3,159.17, 4,359.63 and 1,833.65

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Solution

The fourth proportional to 3,159.17, 4,359.63 and 1,833.65 is: 2,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.17 : 4,359.63 = 1,833.65 : x
  2. Step 2: Convert to fraction form
    3,159.17/4,359.63 = 1,833.65/x
  3. Step 3: Cross multiply
    3,159.17x = 4,359.63 × 1,833.65
  4. Step 4: Simplify right side
    3,159.17x = 7,994,013.75
  5. Step 5: Solve for x
    x = 7,994,013.75/3,159.17
  6. Step 6: Final answer
    x = 2,530.42

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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.