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Finding the Fourth Proportional to 6,394.37, 8,826.63 and 4,729.18

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Solution

The fourth proportional to 6,394.37, 8,826.63 and 4,729.18 is: 6,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394.37 : 8,826.63 = 4,729.18 : x
  2. Step 2: Convert to fraction form
    6,394.37/8,826.63 = 4,729.18/x
  3. Step 3: Cross multiply
    6,394.37x = 8,826.63 × 4,729.18
  4. Step 4: Simplify right side
    6,394.37x = 41,742,722.06
  5. Step 5: Solve for x
    x = 41,742,722.06/6,394.37
  6. Step 6: Final answer
    x = 6,528.04

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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.