Home / 4,271.48-6,406.68-1,151.74

Finding the Fourth Proportional to 4,271.48, 6,406.68 and 1,151.74

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Solution

The fourth proportional to 4,271.48, 6,406.68 and 1,151.74 is: 1,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.48 : 6,406.68 = 1,151.74 : x
  2. Step 2: Convert to fraction form
    4,271.48/6,406.68 = 1,151.74/x
  3. Step 3: Cross multiply
    4,271.48x = 6,406.68 × 1,151.74
  4. Step 4: Simplify right side
    4,271.48x = 7,378,829.62
  5. Step 5: Solve for x
    x = 7,378,829.62/4,271.48
  6. Step 6: Final answer
    x = 1,727.46

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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.