Home / 3,458.29-4,772.51-1,886.44

Finding the Fourth Proportional to 3,458.29, 4,772.51 and 1,886.44

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Solution

The fourth proportional to 3,458.29, 4,772.51 and 1,886.44 is: 2,603.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.29 : 4,772.51 = 1,886.44 : x
  2. Step 2: Convert to fraction form
    3,458.29/4,772.51 = 1,886.44/x
  3. Step 3: Cross multiply
    3,458.29x = 4,772.51 × 1,886.44
  4. Step 4: Simplify right side
    3,458.29x = 9,003,053.76
  5. Step 5: Solve for x
    x = 9,003,053.76/3,458.29
  6. Step 6: Final answer
    x = 2,603.33

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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.