Home / 8,860.35-12,225.48-6,735.31

Finding the Fourth Proportional to 8,860.35, 12,225.48 and 6,735.31

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Solution

The fourth proportional to 8,860.35, 12,225.48 and 6,735.31 is: 9,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.35 : 12,225.48 = 6,735.31 : x
  2. Step 2: Convert to fraction form
    8,860.35/12,225.48 = 6,735.31/x
  3. Step 3: Cross multiply
    8,860.35x = 12,225.48 × 6,735.31
  4. Step 4: Simplify right side
    8,860.35x = 82,342,397.70
  5. Step 5: Solve for x
    x = 82,342,397.70/8,860.35
  6. Step 6: Final answer
    x = 9,293.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.