Home / 11,347.18-17,020.97-4,330.45

Finding the Fourth Proportional to 11,347.18, 17,020.97 and 4,330.45

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Solution

The fourth proportional to 11,347.18, 17,020.97 and 4,330.45 is: 6,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.18 : 17,020.97 = 4,330.45 : x
  2. Step 2: Convert to fraction form
    11,347.18/17,020.97 = 4,330.45/x
  3. Step 3: Cross multiply
    11,347.18x = 17,020.97 × 4,330.45
  4. Step 4: Simplify right side
    11,347.18x = 73,708,459.54
  5. Step 5: Solve for x
    x = 73,708,459.54/11,347.18
  6. Step 6: Final answer
    x = 6,495.75

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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.