Home / 7,739.46-10,681.34-4,382.51

Finding the Fourth Proportional to 7,739.46, 10,681.34 and 4,382.51

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Solution

The fourth proportional to 7,739.46, 10,681.34 and 4,382.51 is: 6,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.46 : 10,681.34 = 4,382.51 : x
  2. Step 2: Convert to fraction form
    7,739.46/10,681.34 = 4,382.51/x
  3. Step 3: Cross multiply
    7,739.46x = 10,681.34 × 4,382.51
  4. Step 4: Simplify right side
    7,739.46x = 46,811,004.04
  5. Step 5: Solve for x
    x = 46,811,004.04/7,739.46
  6. Step 6: Final answer
    x = 6,048.36

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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.