Home / 4,707.48-7,055.85-1,930.59

Finding the Fourth Proportional to 4,707.48, 7,055.85 and 1,930.59

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Solution

The fourth proportional to 4,707.48, 7,055.85 and 1,930.59 is: 2,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.48 : 7,055.85 = 1,930.59 : x
  2. Step 2: Convert to fraction form
    4,707.48/7,055.85 = 1,930.59/x
  3. Step 3: Cross multiply
    4,707.48x = 7,055.85 × 1,930.59
  4. Step 4: Simplify right side
    4,707.48x = 13,621,953.45
  5. Step 5: Solve for x
    x = 13,621,953.45/4,707.48
  6. Step 6: Final answer
    x = 2,893.68

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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.