Home / 7,332.51-10,118.81-3,975.33

Finding the Fourth Proportional to 7,332.51, 10,118.81 and 3,975.33

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Solution

The fourth proportional to 7,332.51, 10,118.81 and 3,975.33 is: 5,485.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.51 : 10,118.81 = 3,975.33 : x
  2. Step 2: Convert to fraction form
    7,332.51/10,118.81 = 3,975.33/x
  3. Step 3: Cross multiply
    7,332.51x = 10,118.81 × 3,975.33
  4. Step 4: Simplify right side
    7,332.51x = 40,225,589.08
  5. Step 5: Solve for x
    x = 40,225,589.08/7,332.51
  6. Step 6: Final answer
    x = 5,485.92

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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.