Home / 3,460.25-4,775.15-1,888.38

Finding the Fourth Proportional to 3,460.25, 4,775.15 and 1,888.38

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Solution

The fourth proportional to 3,460.25, 4,775.15 and 1,888.38 is: 2,605.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.25 : 4,775.15 = 1,888.38 : x
  2. Step 2: Convert to fraction form
    3,460.25/4,775.15 = 1,888.38/x
  3. Step 3: Cross multiply
    3,460.25x = 4,775.15 × 1,888.38
  4. Step 4: Simplify right side
    3,460.25x = 9,017,297.76
  5. Step 5: Solve for x
    x = 9,017,297.76/3,460.25
  6. Step 6: Final answer
    x = 2,605.97

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Half scale
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Double scale
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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.