Home / 4,810.86-7,210.65-2,175.29

Finding the Fourth Proportional to 4,810.86, 7,210.65 and 2,175.29

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Solution

The fourth proportional to 4,810.86, 7,210.65 and 2,175.29 is: 3,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.86 : 7,210.65 = 2,175.29 : x
  2. Step 2: Convert to fraction form
    4,810.86/7,210.65 = 2,175.29/x
  3. Step 3: Cross multiply
    4,810.86x = 7,210.65 × 2,175.29
  4. Step 4: Simplify right side
    4,810.86x = 15,685,253.98
  5. Step 5: Solve for x
    x = 15,685,253.98/4,810.86
  6. Step 6: Final answer
    x = 3,260.38

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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.