Home / 2,833.04-3,909.66-1,653.68

Finding the Fourth Proportional to 2,833.04, 3,909.66 and 1,653.68

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Solution

The fourth proportional to 2,833.04, 3,909.66 and 1,653.68 is: 2,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.04 : 3,909.66 = 1,653.68 : x
  2. Step 2: Convert to fraction form
    2,833.04/3,909.66 = 1,653.68/x
  3. Step 3: Cross multiply
    2,833.04x = 3,909.66 × 1,653.68
  4. Step 4: Simplify right side
    2,833.04x = 6,465,326.55
  5. Step 5: Solve for x
    x = 6,465,326.55/2,833.04
  6. Step 6: Final answer
    x = 2,282.12

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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.