Home / 5,077.15-7,615.53-1,614.27

Finding the Fourth Proportional to 5,077.15, 7,615.53 and 1,614.27

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Solution

The fourth proportional to 5,077.15, 7,615.53 and 1,614.27 is: 2,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.15 : 7,615.53 = 1,614.27 : x
  2. Step 2: Convert to fraction form
    5,077.15/7,615.53 = 1,614.27/x
  3. Step 3: Cross multiply
    5,077.15x = 7,615.53 × 1,614.27
  4. Step 4: Simplify right side
    5,077.15x = 12,293,513.54
  5. Step 5: Solve for x
    x = 12,293,513.54/5,077.15
  6. Step 6: Final answer
    x = 2,421.34

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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.