Home / 9,380.28-12,947.34-6,235.32

Finding the Fourth Proportional to 9,380.28, 12,947.34 and 6,235.32

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Solution

The fourth proportional to 9,380.28, 12,947.34 and 6,235.32 is: 8,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380.28 : 12,947.34 = 6,235.32 : x
  2. Step 2: Convert to fraction form
    9,380.28/12,947.34 = 6,235.32/x
  3. Step 3: Cross multiply
    9,380.28x = 12,947.34 × 6,235.32
  4. Step 4: Simplify right side
    9,380.28x = 80,730,808.05
  5. Step 5: Solve for x
    x = 80,730,808.05/9,380.28
  6. Step 6: Final answer
    x = 8,606.44

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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.