Home / 4,887.16-7,316.75-3,240.43

Finding the Fourth Proportional to 4,887.16, 7,316.75 and 3,240.43

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Solution

The fourth proportional to 4,887.16, 7,316.75 and 3,240.43 is: 4,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.16 : 7,316.75 = 3,240.43 : x
  2. Step 2: Convert to fraction form
    4,887.16/7,316.75 = 3,240.43/x
  3. Step 3: Cross multiply
    4,887.16x = 7,316.75 × 3,240.43
  4. Step 4: Simplify right side
    4,887.16x = 23,709,406.01
  5. Step 5: Solve for x
    x = 23,709,406.01/4,887.16
  6. Step 6: Final answer
    x = 4,851.37

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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.