Home / 11,806.40-16,293.02-6,501.35

Finding the Fourth Proportional to 11,806.40, 16,293.02 and 6,501.35

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Solution

The fourth proportional to 11,806.40, 16,293.02 and 6,501.35 is: 8,971.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.40 : 16,293.02 = 6,501.35 : x
  2. Step 2: Convert to fraction form
    11,806.40/16,293.02 = 6,501.35/x
  3. Step 3: Cross multiply
    11,806.40x = 16,293.02 × 6,501.35
  4. Step 4: Simplify right side
    11,806.40x = 105,926,511.61
  5. Step 5: Solve for x
    x = 105,926,511.61/11,806.40
  6. Step 6: Final answer
    x = 8,971.96

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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.