Home / 10,433.91-15,653.42-3,038.45

Finding the Fourth Proportional to 10,433.91, 15,653.42 and 3,038.45

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Solution

The fourth proportional to 10,433.91, 15,653.42 and 3,038.45 is: 4,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.91 : 15,653.42 = 3,038.45 : x
  2. Step 2: Convert to fraction form
    10,433.91/15,653.42 = 3,038.45/x
  3. Step 3: Cross multiply
    10,433.91x = 15,653.42 × 3,038.45
  4. Step 4: Simplify right side
    10,433.91x = 47,562,051.93
  5. Step 5: Solve for x
    x = 47,562,051.93/10,433.91
  6. Step 6: Final answer
    x = 4,558.41

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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.