Home / 11,346.18-17,019.47-4,329.45

Finding the Fourth Proportional to 11,346.18, 17,019.47 and 4,329.45

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Solution

The fourth proportional to 11,346.18, 17,019.47 and 4,329.45 is: 6,494.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.18 : 17,019.47 = 4,329.45 : x
  2. Step 2: Convert to fraction form
    11,346.18/17,019.47 = 4,329.45/x
  3. Step 3: Cross multiply
    11,346.18x = 17,019.47 × 4,329.45
  4. Step 4: Simplify right side
    11,346.18x = 73,684,922.74
  5. Step 5: Solve for x
    x = 73,684,922.74/11,346.18
  6. Step 6: Final answer
    x = 6,494.25

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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.