Home / 6,140.48-9,208.98-1,756.76

Finding the Fourth Proportional to 6,140.48, 9,208.98 and 1,756.76

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Solution

The fourth proportional to 6,140.48, 9,208.98 and 1,756.76 is: 2,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.48 : 9,208.98 = 1,756.76 : x
  2. Step 2: Convert to fraction form
    6,140.48/9,208.98 = 1,756.76/x
  3. Step 3: Cross multiply
    6,140.48x = 9,208.98 × 1,756.76
  4. Step 4: Simplify right side
    6,140.48x = 16,177,967.70
  5. Step 5: Solve for x
    x = 16,177,967.70/6,140.48
  6. Step 6: Final answer
    x = 2,634.64

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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.