Home / 4,617.16-6,913.41-2,421.28

Finding the Fourth Proportional to 4,617.16, 6,913.41 and 2,421.28

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Solution

The fourth proportional to 4,617.16, 6,913.41 and 2,421.28 is: 3,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.16 : 6,913.41 = 2,421.28 : x
  2. Step 2: Convert to fraction form
    4,617.16/6,913.41 = 2,421.28/x
  3. Step 3: Cross multiply
    4,617.16x = 6,913.41 × 2,421.28
  4. Step 4: Simplify right side
    4,617.16x = 16,739,301.36
  5. Step 5: Solve for x
    x = 16,739,301.36/4,617.16
  6. Step 6: Final answer
    x = 3,625.45

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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.