Home / 11,007.02-16,510.26-3,215.90

Finding the Fourth Proportional to 11,007.02, 16,510.26 and 3,215.90

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Solution

The fourth proportional to 11,007.02, 16,510.26 and 3,215.90 is: 4,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.02 : 16,510.26 = 3,215.90 : x
  2. Step 2: Convert to fraction form
    11,007.02/16,510.26 = 3,215.90/x
  3. Step 3: Cross multiply
    11,007.02x = 16,510.26 × 3,215.90
  4. Step 4: Simplify right side
    11,007.02x = 53,095,345.13
  5. Step 5: Solve for x
    x = 53,095,345.13/11,007.02
  6. Step 6: Final answer
    x = 4,823.77

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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.