Home / 4,746.74-7,112.81-1,823.45

Finding the Fourth Proportional to 4,746.74, 7,112.81 and 1,823.45

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Solution

The fourth proportional to 4,746.74, 7,112.81 and 1,823.45 is: 2,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.74 : 7,112.81 = 1,823.45 : x
  2. Step 2: Convert to fraction form
    4,746.74/7,112.81 = 1,823.45/x
  3. Step 3: Cross multiply
    4,746.74x = 7,112.81 × 1,823.45
  4. Step 4: Simplify right side
    4,746.74x = 12,969,822.39
  5. Step 5: Solve for x
    x = 12,969,822.39/4,746.74
  6. Step 6: Final answer
    x = 2,732.37

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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.