Home / 10,717.02-16,069.59-3,319.47

Finding the Fourth Proportional to 10,717.02, 16,069.59 and 3,319.47

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Solution

The fourth proportional to 10,717.02, 16,069.59 and 3,319.47 is: 4,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.02 : 16,069.59 = 3,319.47 : x
  2. Step 2: Convert to fraction form
    10,717.02/16,069.59 = 3,319.47/x
  3. Step 3: Cross multiply
    10,717.02x = 16,069.59 × 3,319.47
  4. Step 4: Simplify right side
    10,717.02x = 53,342,521.92
  5. Step 5: Solve for x
    x = 53,342,521.92/10,717.02
  6. Step 6: Final answer
    x = 4,977.37

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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.