Home / 9,326.64-12,871.99-5,346.98

Finding the Fourth Proportional to 9,326.64, 12,871.99 and 5,346.98

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Solution

The fourth proportional to 9,326.64, 12,871.99 and 5,346.98 is: 7,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.64 : 12,871.99 = 5,346.98 : x
  2. Step 2: Convert to fraction form
    9,326.64/12,871.99 = 5,346.98/x
  3. Step 3: Cross multiply
    9,326.64x = 12,871.99 × 5,346.98
  4. Step 4: Simplify right side
    9,326.64x = 68,826,246.36
  5. Step 5: Solve for x
    x = 68,826,246.36/9,326.64
  6. Step 6: Final answer
    x = 7,379.54

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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.