Home / 5,077.83-7,617.23-4,161.51

Finding the Fourth Proportional to 5,077.83, 7,617.23 and 4,161.51

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Solution

The fourth proportional to 5,077.83, 7,617.23 and 4,161.51 is: 6,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.83 : 7,617.23 = 4,161.51 : x
  2. Step 2: Convert to fraction form
    5,077.83/7,617.23 = 4,161.51/x
  3. Step 3: Cross multiply
    5,077.83x = 7,617.23 × 4,161.51
  4. Step 4: Simplify right side
    5,077.83x = 31,699,158.01
  5. Step 5: Solve for x
    x = 31,699,158.01/5,077.83
  6. Step 6: Final answer
    x = 6,242.66

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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.