Home / 4,756.39-7,131.51-1,984.96

Finding the Fourth Proportional to 4,756.39, 7,131.51 and 1,984.96

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Solution

The fourth proportional to 4,756.39, 7,131.51 and 1,984.96 is: 2,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.39 : 7,131.51 = 1,984.96 : x
  2. Step 2: Convert to fraction form
    4,756.39/7,131.51 = 1,984.96/x
  3. Step 3: Cross multiply
    4,756.39x = 7,131.51 × 1,984.96
  4. Step 4: Simplify right side
    4,756.39x = 14,155,762.09
  5. Step 5: Solve for x
    x = 14,155,762.09/4,756.39
  6. Step 6: Final answer
    x = 2,976.16

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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.