Home / 3,458.16-4,772.25-1,886.25

Finding the Fourth Proportional to 3,458.16, 4,772.25 and 1,886.25

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Solution

The fourth proportional to 3,458.16, 4,772.25 and 1,886.25 is: 2,603.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.16 : 4,772.25 = 1,886.25 : x
  2. Step 2: Convert to fraction form
    3,458.16/4,772.25 = 1,886.25/x
  3. Step 3: Cross multiply
    3,458.16x = 4,772.25 × 1,886.25
  4. Step 4: Simplify right side
    3,458.16x = 9,001,656.56
  5. Step 5: Solve for x
    x = 9,001,656.56/3,458.16
  6. Step 6: Final answer
    x = 2,603.02

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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.