Home / 5,681.21-8,514.70-3,042.18

Finding the Fourth Proportional to 5,681.21, 8,514.70 and 3,042.18

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Solution

The fourth proportional to 5,681.21, 8,514.70 and 3,042.18 is: 4,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.21 : 8,514.70 = 3,042.18 : x
  2. Step 2: Convert to fraction form
    5,681.21/8,514.70 = 3,042.18/x
  3. Step 3: Cross multiply
    5,681.21x = 8,514.70 × 3,042.18
  4. Step 4: Simplify right side
    5,681.21x = 25,903,247.58
  5. Step 5: Solve for x
    x = 25,903,247.58/5,681.21
  6. Step 6: Final answer
    x = 4,559.46

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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.