Home / 3,114.04-4,666.80-2,421.52

Finding the Fourth Proportional to 3,114.04, 4,666.80 and 2,421.52

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Solution

The fourth proportional to 3,114.04, 4,666.80 and 2,421.52 is: 3,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.04 : 4,666.80 = 2,421.52 : x
  2. Step 2: Convert to fraction form
    3,114.04/4,666.80 = 2,421.52/x
  3. Step 3: Cross multiply
    3,114.04x = 4,666.80 × 2,421.52
  4. Step 4: Simplify right side
    3,114.04x = 11,300,749.54
  5. Step 5: Solve for x
    x = 11,300,749.54/3,114.04
  6. Step 6: Final answer
    x = 3,628.97

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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.