Home / 4,729.67-7,100.78-4,040.76

Finding the Fourth Proportional to 4,729.67, 7,100.78 and 4,040.76

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Solution

The fourth proportional to 4,729.67, 7,100.78 and 4,040.76 is: 6,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.67 : 7,100.78 = 4,040.76 : x
  2. Step 2: Convert to fraction form
    4,729.67/7,100.78 = 4,040.76/x
  3. Step 3: Cross multiply
    4,729.67x = 7,100.78 × 4,040.76
  4. Step 4: Simplify right side
    4,729.67x = 28,692,547.79
  5. Step 5: Solve for x
    x = 28,692,547.79/4,729.67
  6. Step 6: Final answer
    x = 6,066.51

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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.