Home / 2,686.34-4,029.48-1,461.53

Finding the Fourth Proportional to 2,686.34, 4,029.48 and 1,461.53

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Solution

The fourth proportional to 2,686.34, 4,029.48 and 1,461.53 is: 2,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686.34 : 4,029.48 = 1,461.53 : x
  2. Step 2: Convert to fraction form
    2,686.34/4,029.48 = 1,461.53/x
  3. Step 3: Cross multiply
    2,686.34x = 4,029.48 × 1,461.53
  4. Step 4: Simplify right side
    2,686.34x = 5,889,206.35
  5. Step 5: Solve for x
    x = 5,889,206.35/2,686.34
  6. Step 6: Final answer
    x = 2,192.28

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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.