Home / 3,386.58-4,673.45-1,894.51

Finding the Fourth Proportional to 3,386.58, 4,673.45 and 1,894.51

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Solution

The fourth proportional to 3,386.58, 4,673.45 and 1,894.51 is: 2,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.58 : 4,673.45 = 1,894.51 : x
  2. Step 2: Convert to fraction form
    3,386.58/4,673.45 = 1,894.51/x
  3. Step 3: Cross multiply
    3,386.58x = 4,673.45 × 1,894.51
  4. Step 4: Simplify right side
    3,386.58x = 8,853,871.39
  5. Step 5: Solve for x
    x = 8,853,871.39/3,386.58
  6. Step 6: Final answer
    x = 2,614.40

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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.