Home / 4,938.47-7,407.50-1,651.31

Finding the Fourth Proportional to 4,938.47, 7,407.50 and 1,651.31

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Solution

The fourth proportional to 4,938.47, 7,407.50 and 1,651.31 is: 2,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.47 : 7,407.50 = 1,651.31 : x
  2. Step 2: Convert to fraction form
    4,938.47/7,407.50 = 1,651.31/x
  3. Step 3: Cross multiply
    4,938.47x = 7,407.50 × 1,651.31
  4. Step 4: Simplify right side
    4,938.47x = 12,232,033.53
  5. Step 5: Solve for x
    x = 12,232,033.53/4,938.47
  6. Step 6: Final answer
    x = 2,476.89

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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.