Home / 8,394.48-11,583.81-4,618.08

Finding the Fourth Proportional to 8,394.48, 11,583.81 and 4,618.08

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Solution

The fourth proportional to 8,394.48, 11,583.81 and 4,618.08 is: 6,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.48 : 11,583.81 = 4,618.08 : x
  2. Step 2: Convert to fraction form
    8,394.48/11,583.81 = 4,618.08/x
  3. Step 3: Cross multiply
    8,394.48x = 11,583.81 × 4,618.08
  4. Step 4: Simplify right side
    8,394.48x = 53,494,961.28
  5. Step 5: Solve for x
    x = 53,494,961.28/8,394.48
  6. Step 6: Final answer
    x = 6,372.64

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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.