Home / 7,739.24-10,686.20-4,756.41

Finding the Fourth Proportional to 7,739.24, 10,686.20 and 4,756.41

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Solution

The fourth proportional to 7,739.24, 10,686.20 and 4,756.41 is: 6,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.24 : 10,686.20 = 4,756.41 : x
  2. Step 2: Convert to fraction form
    7,739.24/10,686.20 = 4,756.41/x
  3. Step 3: Cross multiply
    7,739.24x = 10,686.20 × 4,756.41
  4. Step 4: Simplify right side
    7,739.24x = 50,827,924.76
  5. Step 5: Solve for x
    x = 50,827,924.76/7,739.24
  6. Step 6: Final answer
    x = 6,567.56

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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.