Home / 11,347.50-17,018.97-4,322.68

Finding the Fourth Proportional to 11,347.50, 17,018.97 and 4,322.68

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Solution

The fourth proportional to 11,347.50, 17,018.97 and 4,322.68 is: 6,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.50 : 17,018.97 = 4,322.68 : x
  2. Step 2: Convert to fraction form
    11,347.50/17,018.97 = 4,322.68/x
  3. Step 3: Cross multiply
    11,347.50x = 17,018.97 × 4,322.68
  4. Step 4: Simplify right side
    11,347.50x = 73,567,561.24
  5. Step 5: Solve for x
    x = 73,567,561.24/11,347.50
  6. Step 6: Final answer
    x = 6,483.15

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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.