Home / 4,030.80-6,044.40-1,840.20

Finding the Fourth Proportional to 4,030.80, 6,044.40 and 1,840.20

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Solution

The fourth proportional to 4,030.80, 6,044.40 and 1,840.20 is: 2,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.80 : 6,044.40 = 1,840.20 : x
  2. Step 2: Convert to fraction form
    4,030.80/6,044.40 = 1,840.20/x
  3. Step 3: Cross multiply
    4,030.80x = 6,044.40 × 1,840.20
  4. Step 4: Simplify right side
    4,030.80x = 11,122,904.88
  5. Step 5: Solve for x
    x = 11,122,904.88/4,030.80
  6. Step 6: Final answer
    x = 2,759.48

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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.