Home / 4,055.18-6,083.45-1,281.20

Finding the Fourth Proportional to 4,055.18, 6,083.45 and 1,281.20

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Solution

The fourth proportional to 4,055.18, 6,083.45 and 1,281.20 is: 1,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.18 : 6,083.45 = 1,281.20 : x
  2. Step 2: Convert to fraction form
    4,055.18/6,083.45 = 1,281.20/x
  3. Step 3: Cross multiply
    4,055.18x = 6,083.45 × 1,281.20
  4. Step 4: Simplify right side
    4,055.18x = 7,794,116.14
  5. Step 5: Solve for x
    x = 7,794,116.14/4,055.18
  6. Step 6: Final answer
    x = 1,922.01

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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.