Home / 11,259.81-16,893.98-4,685.45

Finding the Fourth Proportional to 11,259.81, 16,893.98 and 4,685.45

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Solution

The fourth proportional to 11,259.81, 16,893.98 and 4,685.45 is: 7,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.81 : 16,893.98 = 4,685.45 : x
  2. Step 2: Convert to fraction form
    11,259.81/16,893.98 = 4,685.45/x
  3. Step 3: Cross multiply
    11,259.81x = 16,893.98 × 4,685.45
  4. Step 4: Simplify right side
    11,259.81x = 79,155,898.59
  5. Step 5: Solve for x
    x = 79,155,898.59/11,259.81
  6. Step 6: Final answer
    x = 7,029.95

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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.