Home / 11,257.35-16,875.70-4,326.63

Finding the Fourth Proportional to 11,257.35, 16,875.70 and 4,326.63

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Solution

The fourth proportional to 11,257.35, 16,875.70 and 4,326.63 is: 6,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.35 : 16,875.70 = 4,326.63 : x
  2. Step 2: Convert to fraction form
    11,257.35/16,875.70 = 4,326.63/x
  3. Step 3: Cross multiply
    11,257.35x = 16,875.70 × 4,326.63
  4. Step 4: Simplify right side
    11,257.35x = 73,014,909.89
  5. Step 5: Solve for x
    x = 73,014,909.89/11,257.35
  6. Step 6: Final answer
    x = 6,485.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.