Home / 10,400.37-15,594.33-4,770.99

Finding the Fourth Proportional to 10,400.37, 15,594.33 and 4,770.99

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Solution

The fourth proportional to 10,400.37, 15,594.33 and 4,770.99 is: 7,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.37 : 15,594.33 = 4,770.99 : x
  2. Step 2: Convert to fraction form
    10,400.37/15,594.33 = 4,770.99/x
  3. Step 3: Cross multiply
    10,400.37x = 15,594.33 × 4,770.99
  4. Step 4: Simplify right side
    10,400.37x = 74,400,407.62
  5. Step 5: Solve for x
    x = 74,400,407.62/10,400.37
  6. Step 6: Final answer
    x = 7,153.63

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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.