Home / 11,323.76-16,985.09-5,396.33

Finding the Fourth Proportional to 11,323.76, 16,985.09 and 5,396.33

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Solution

The fourth proportional to 11,323.76, 16,985.09 and 5,396.33 is: 8,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.76 : 16,985.09 = 5,396.33 : x
  2. Step 2: Convert to fraction form
    11,323.76/16,985.09 = 5,396.33/x
  3. Step 3: Cross multiply
    11,323.76x = 16,985.09 × 5,396.33
  4. Step 4: Simplify right side
    11,323.76x = 91,657,038.81
  5. Step 5: Solve for x
    x = 91,657,038.81/11,323.76
  6. Step 6: Final answer
    x = 8,094.23

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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.