Home / 6,412.03-8,853.60-4,917.58

Finding the Fourth Proportional to 6,412.03, 8,853.60 and 4,917.58

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Solution

The fourth proportional to 6,412.03, 8,853.60 and 4,917.58 is: 6,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.03 : 8,853.60 = 4,917.58 : x
  2. Step 2: Convert to fraction form
    6,412.03/8,853.60 = 4,917.58/x
  3. Step 3: Cross multiply
    6,412.03x = 8,853.60 × 4,917.58
  4. Step 4: Simplify right side
    6,412.03x = 43,538,282.59
  5. Step 5: Solve for x
    x = 43,538,282.59/6,412.03
  6. Step 6: Final answer
    x = 6,790.10

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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.