Home / 3,008.41-4,150.47-1,888.54

Finding the Fourth Proportional to 3,008.41, 4,150.47 and 1,888.54

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Solution

The fourth proportional to 3,008.41, 4,150.47 and 1,888.54 is: 2,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.41 : 4,150.47 = 1,888.54 : x
  2. Step 2: Convert to fraction form
    3,008.41/4,150.47 = 1,888.54/x
  3. Step 3: Cross multiply
    3,008.41x = 4,150.47 × 1,888.54
  4. Step 4: Simplify right side
    3,008.41x = 7,838,328.61
  5. Step 5: Solve for x
    x = 7,838,328.61/3,008.41
  6. Step 6: Final answer
    x = 2,605.47

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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.