Home / 11,803.49-16,288.50-6,498.35

Finding the Fourth Proportional to 11,803.49, 16,288.50 and 6,498.35

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Solution

The fourth proportional to 11,803.49, 16,288.50 and 6,498.35 is: 8,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.49 : 16,288.50 = 6,498.35 : x
  2. Step 2: Convert to fraction form
    11,803.49/16,288.50 = 6,498.35/x
  3. Step 3: Cross multiply
    11,803.49x = 16,288.50 × 6,498.35
  4. Step 4: Simplify right side
    11,803.49x = 105,848,377.98
  5. Step 5: Solve for x
    x = 105,848,377.98/11,803.49
  6. Step 6: Final answer
    x = 8,967.55

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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.