Home / 4,888.14-7,332.21-1,190.36

Finding the Fourth Proportional to 4,888.14, 7,332.21 and 1,190.36

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Solution

The fourth proportional to 4,888.14, 7,332.21 and 1,190.36 is: 1,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.14 : 7,332.21 = 1,190.36 : x
  2. Step 2: Convert to fraction form
    4,888.14/7,332.21 = 1,190.36/x
  3. Step 3: Cross multiply
    4,888.14x = 7,332.21 × 1,190.36
  4. Step 4: Simplify right side
    4,888.14x = 8,727,987.83
  5. Step 5: Solve for x
    x = 8,727,987.83/4,888.14
  6. Step 6: Final answer
    x = 1,785.55

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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.