Home / 4,957.39-7,436.09-1,259.90

Finding the Fourth Proportional to 4,957.39, 7,436.09 and 1,259.90

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Solution

The fourth proportional to 4,957.39, 7,436.09 and 1,259.90 is: 1,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.39 : 7,436.09 = 1,259.90 : x
  2. Step 2: Convert to fraction form
    4,957.39/7,436.09 = 1,259.90/x
  3. Step 3: Cross multiply
    4,957.39x = 7,436.09 × 1,259.90
  4. Step 4: Simplify right side
    4,957.39x = 9,368,729.79
  5. Step 5: Solve for x
    x = 9,368,729.79/4,957.39
  6. Step 6: Final answer
    x = 1,889.85

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1.5x scale

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.