Home / 4,729.47-7,098.95-1,957.77

Finding the Fourth Proportional to 4,729.47, 7,098.95 and 1,957.77

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Solution

The fourth proportional to 4,729.47, 7,098.95 and 1,957.77 is: 2,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.47 : 7,098.95 = 1,957.77 : x
  2. Step 2: Convert to fraction form
    4,729.47/7,098.95 = 1,957.77/x
  3. Step 3: Cross multiply
    4,729.47x = 7,098.95 × 1,957.77
  4. Step 4: Simplify right side
    4,729.47x = 13,898,101.55
  5. Step 5: Solve for x
    x = 13,898,101.55/4,729.47
  6. Step 6: Final answer
    x = 2,938.62

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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.