Home / 3,569.51-4,925.85-1,976.07

Finding the Fourth Proportional to 3,569.51, 4,925.85 and 1,976.07

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Solution

The fourth proportional to 3,569.51, 4,925.85 and 1,976.07 is: 2,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.51 : 4,925.85 = 1,976.07 : x
  2. Step 2: Convert to fraction form
    3,569.51/4,925.85 = 1,976.07/x
  3. Step 3: Cross multiply
    3,569.51x = 4,925.85 × 1,976.07
  4. Step 4: Simplify right side
    3,569.51x = 9,733,789.90
  5. Step 5: Solve for x
    x = 9,733,789.90/3,569.51
  6. Step 6: Final answer
    x = 2,726.93

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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.