Home / 4,931.67-7,392.66-2,458.98

Finding the Fourth Proportional to 4,931.67, 7,392.66 and 2,458.98

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Solution

The fourth proportional to 4,931.67, 7,392.66 and 2,458.98 is: 3,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.67 : 7,392.66 = 2,458.98 : x
  2. Step 2: Convert to fraction form
    4,931.67/7,392.66 = 2,458.98/x
  3. Step 3: Cross multiply
    4,931.67x = 7,392.66 × 2,458.98
  4. Step 4: Simplify right side
    4,931.67x = 18,178,403.09
  5. Step 5: Solve for x
    x = 18,178,403.09/4,931.67
  6. Step 6: Final answer
    x = 3,686.05

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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.