Home / 11,322.18-16,985.63-5,703.01

Finding the Fourth Proportional to 11,322.18, 16,985.63 and 5,703.01

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Solution

The fourth proportional to 11,322.18, 16,985.63 and 5,703.01 is: 8,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.18 : 16,985.63 = 5,703.01 : x
  2. Step 2: Convert to fraction form
    11,322.18/16,985.63 = 5,703.01/x
  3. Step 3: Cross multiply
    11,322.18x = 16,985.63 × 5,703.01
  4. Step 4: Simplify right side
    11,322.18x = 96,869,189.54
  5. Step 5: Solve for x
    x = 96,869,189.54/11,322.18
  6. Step 6: Final answer
    x = 8,555.70

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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.