Home / 8,412.35-11,608.57-4,826.55

Finding the Fourth Proportional to 8,412.35, 11,608.57 and 4,826.55

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Solution

The fourth proportional to 8,412.35, 11,608.57 and 4,826.55 is: 6,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.35 : 11,608.57 = 4,826.55 : x
  2. Step 2: Convert to fraction form
    8,412.35/11,608.57 = 4,826.55/x
  3. Step 3: Cross multiply
    8,412.35x = 11,608.57 × 4,826.55
  4. Step 4: Simplify right side
    8,412.35x = 56,029,319.40
  5. Step 5: Solve for x
    x = 56,029,319.40/8,412.35
  6. Step 6: Final answer
    x = 6,660.36

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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.