Home / 2,681.18-4,012.04-2,265.65

Finding the Fourth Proportional to 2,681.18, 4,012.04 and 2,265.65

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Solution

The fourth proportional to 2,681.18, 4,012.04 and 2,265.65 is: 3,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.18 : 4,012.04 = 2,265.65 : x
  2. Step 2: Convert to fraction form
    2,681.18/4,012.04 = 2,265.65/x
  3. Step 3: Cross multiply
    2,681.18x = 4,012.04 × 2,265.65
  4. Step 4: Simplify right side
    2,681.18x = 9,089,878.43
  5. Step 5: Solve for x
    x = 9,089,878.43/2,681.18
  6. Step 6: Final answer
    x = 3,390.25

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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.