Home / 4,888.48-7,332.84-4,190.80

Finding the Fourth Proportional to 4,888.48, 7,332.84 and 4,190.80

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Solution

The fourth proportional to 4,888.48, 7,332.84 and 4,190.80 is: 6,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.48 : 7,332.84 = 4,190.80 : x
  2. Step 2: Convert to fraction form
    4,888.48/7,332.84 = 4,190.80/x
  3. Step 3: Cross multiply
    4,888.48x = 7,332.84 × 4,190.80
  4. Step 4: Simplify right side
    4,888.48x = 30,730,465.87
  5. Step 5: Solve for x
    x = 30,730,465.87/4,888.48
  6. Step 6: Final answer
    x = 6,286.30

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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.