Home / 2,900.88-4,340.48-1,726.60

Finding the Fourth Proportional to 2,900.88, 4,340.48 and 1,726.60

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Solution

The fourth proportional to 2,900.88, 4,340.48 and 1,726.60 is: 2,583.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.88 : 4,340.48 = 1,726.60 : x
  2. Step 2: Convert to fraction form
    2,900.88/4,340.48 = 1,726.60/x
  3. Step 3: Cross multiply
    2,900.88x = 4,340.48 × 1,726.60
  4. Step 4: Simplify right side
    2,900.88x = 7,494,272.77
  5. Step 5: Solve for x
    x = 7,494,272.77/2,900.88
  6. Step 6: Final answer
    x = 2,583.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.