Home / 10,718.16-16,073.52-3,219.52

Finding the Fourth Proportional to 10,718.16, 16,073.52 and 3,219.52

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Solution

The fourth proportional to 10,718.16, 16,073.52 and 3,219.52 is: 4,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.16 : 16,073.52 = 3,219.52 : x
  2. Step 2: Convert to fraction form
    10,718.16/16,073.52 = 3,219.52/x
  3. Step 3: Cross multiply
    10,718.16x = 16,073.52 × 3,219.52
  4. Step 4: Simplify right side
    10,718.16x = 51,749,019.11
  5. Step 5: Solve for x
    x = 51,749,019.11/10,718.16
  6. Step 6: Final answer
    x = 4,828.16

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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.