Home / 4,680.36-7,018.47-1,756.61

Finding the Fourth Proportional to 4,680.36, 7,018.47 and 1,756.61

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Solution

The fourth proportional to 4,680.36, 7,018.47 and 1,756.61 is: 2,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.36 : 7,018.47 = 1,756.61 : x
  2. Step 2: Convert to fraction form
    4,680.36/7,018.47 = 1,756.61/x
  3. Step 3: Cross multiply
    4,680.36x = 7,018.47 × 1,756.61
  4. Step 4: Simplify right side
    4,680.36x = 12,328,679.49
  5. Step 5: Solve for x
    x = 12,328,679.49/4,680.36
  6. Step 6: Final answer
    x = 2,634.13

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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.