Home / 8,390.26-11,577.69-4,854.58

Finding the Fourth Proportional to 8,390.26, 11,577.69 and 4,854.58

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Solution

The fourth proportional to 8,390.26, 11,577.69 and 4,854.58 is: 6,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390.26 : 11,577.69 = 4,854.58 : x
  2. Step 2: Convert to fraction form
    8,390.26/11,577.69 = 4,854.58/x
  3. Step 3: Cross multiply
    8,390.26x = 11,577.69 × 4,854.58
  4. Step 4: Simplify right side
    8,390.26x = 56,204,822.32
  5. Step 5: Solve for x
    x = 56,204,822.32/8,390.26
  6. Step 6: Final answer
    x = 6,698.82

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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.