Home / 5,158.07-7,737.25-1,262.47

Finding the Fourth Proportional to 5,158.07, 7,737.25 and 1,262.47

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Solution

The fourth proportional to 5,158.07, 7,737.25 and 1,262.47 is: 1,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.07 : 7,737.25 = 1,262.47 : x
  2. Step 2: Convert to fraction form
    5,158.07/7,737.25 = 1,262.47/x
  3. Step 3: Cross multiply
    5,158.07x = 7,737.25 × 1,262.47
  4. Step 4: Simplify right side
    5,158.07x = 9,768,039.70
  5. Step 5: Solve for x
    x = 9,768,039.70/5,158.07
  6. Step 6: Final answer
    x = 1,893.74

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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.