Home / 3,282.61-4,530.77-1,886.17

Finding the Fourth Proportional to 3,282.61, 4,530.77 and 1,886.17

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Solution

The fourth proportional to 3,282.61, 4,530.77 and 1,886.17 is: 2,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.61 : 4,530.77 = 1,886.17 : x
  2. Step 2: Convert to fraction form
    3,282.61/4,530.77 = 1,886.17/x
  3. Step 3: Cross multiply
    3,282.61x = 4,530.77 × 1,886.17
  4. Step 4: Simplify right side
    3,282.61x = 8,545,784.51
  5. Step 5: Solve for x
    x = 8,545,784.51/3,282.61
  6. Step 6: Final answer
    x = 2,603.35

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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.