Home / 10,403.06-15,603.98-3,007.36

Finding the Fourth Proportional to 10,403.06, 15,603.98 and 3,007.36

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Solution

The fourth proportional to 10,403.06, 15,603.98 and 3,007.36 is: 4,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.06 : 15,603.98 = 3,007.36 : x
  2. Step 2: Convert to fraction form
    10,403.06/15,603.98 = 3,007.36/x
  3. Step 3: Cross multiply
    10,403.06x = 15,603.98 × 3,007.36
  4. Step 4: Simplify right side
    10,403.06x = 46,926,714.79
  5. Step 5: Solve for x
    x = 46,926,714.79/10,403.06
  6. Step 6: Final answer
    x = 4,510.86

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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.