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Finding the Fourth Proportional to 6,366.29, 8,784.33 and 3,533.32

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Solution

The fourth proportional to 6,366.29, 8,784.33 and 3,533.32 is: 4,875.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.29 : 8,784.33 = 3,533.32 : x
  2. Step 2: Convert to fraction form
    6,366.29/8,784.33 = 3,533.32/x
  3. Step 3: Cross multiply
    6,366.29x = 8,784.33 × 3,533.32
  4. Step 4: Simplify right side
    6,366.29x = 31,037,804.95
  5. Step 5: Solve for x
    x = 31,037,804.95/6,366.29
  6. Step 6: Final answer
    x = 4,875.34

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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.