Home / 7,739.32-10,680.48-4,756.84

Finding the Fourth Proportional to 7,739.32, 10,680.48 and 4,756.84

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Solution

The fourth proportional to 7,739.32, 10,680.48 and 4,756.84 is: 6,564.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.32 : 10,680.48 = 4,756.84 : x
  2. Step 2: Convert to fraction form
    7,739.32/10,680.48 = 4,756.84/x
  3. Step 3: Cross multiply
    7,739.32x = 10,680.48 × 4,756.84
  4. Step 4: Simplify right side
    7,739.32x = 50,805,334.48
  5. Step 5: Solve for x
    x = 50,805,334.48/7,739.32
  6. Step 6: Final answer
    x = 6,564.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.