Home / 4,686.29-7,023.69-2,216.01

Finding the Fourth Proportional to 4,686.29, 7,023.69 and 2,216.01

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Solution

The fourth proportional to 4,686.29, 7,023.69 and 2,216.01 is: 3,321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.29 : 7,023.69 = 2,216.01 : x
  2. Step 2: Convert to fraction form
    4,686.29/7,023.69 = 2,216.01/x
  3. Step 3: Cross multiply
    4,686.29x = 7,023.69 × 2,216.01
  4. Step 4: Simplify right side
    4,686.29x = 15,564,547.87
  5. Step 5: Solve for x
    x = 15,564,547.87/4,686.29
  6. Step 6: Final answer
    x = 3,321.29

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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.