Home / 4,887.04-7,330.49-1,189.26

Finding the Fourth Proportional to 4,887.04, 7,330.49 and 1,189.26

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Solution

The fourth proportional to 4,887.04, 7,330.49 and 1,189.26 is: 1,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.04 : 7,330.49 = 1,189.26 : x
  2. Step 2: Convert to fraction form
    4,887.04/7,330.49 = 1,189.26/x
  3. Step 3: Cross multiply
    4,887.04x = 7,330.49 × 1,189.26
  4. Step 4: Simplify right side
    4,887.04x = 8,717,858.54
  5. Step 5: Solve for x
    x = 8,717,858.54/4,887.04
  6. Step 6: Final answer
    x = 1,783.87

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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.