Home / 4,686.59-7,029.81-1,223.84

Finding the Fourth Proportional to 4,686.59, 7,029.81 and 1,223.84

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Solution

The fourth proportional to 4,686.59, 7,029.81 and 1,223.84 is: 1,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.59 : 7,029.81 = 1,223.84 : x
  2. Step 2: Convert to fraction form
    4,686.59/7,029.81 = 1,223.84/x
  3. Step 3: Cross multiply
    4,686.59x = 7,029.81 × 1,223.84
  4. Step 4: Simplify right side
    4,686.59x = 8,603,380.24
  5. Step 5: Solve for x
    x = 8,603,380.24/4,686.59
  6. Step 6: Final answer
    x = 1,835.74

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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.