Home / 4,275.72-6,409.94-1,810.49

Finding the Fourth Proportional to 4,275.72, 6,409.94 and 1,810.49

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Solution

The fourth proportional to 4,275.72, 6,409.94 and 1,810.49 is: 2,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.72 : 6,409.94 = 1,810.49 : x
  2. Step 2: Convert to fraction form
    4,275.72/6,409.94 = 1,810.49/x
  3. Step 3: Cross multiply
    4,275.72x = 6,409.94 × 1,810.49
  4. Step 4: Simplify right side
    4,275.72x = 11,605,091.17
  5. Step 5: Solve for x
    x = 11,605,091.17/4,275.72
  6. Step 6: Final answer
    x = 2,714.18

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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.