Home / 5,117.09-7,670.85-4,660.59

Finding the Fourth Proportional to 5,117.09, 7,670.85 and 4,660.59

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Solution

The fourth proportional to 5,117.09, 7,670.85 and 4,660.59 is: 6,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.09 : 7,670.85 = 4,660.59 : x
  2. Step 2: Convert to fraction form
    5,117.09/7,670.85 = 4,660.59/x
  3. Step 3: Cross multiply
    5,117.09x = 7,670.85 × 4,660.59
  4. Step 4: Simplify right side
    5,117.09x = 35,750,669.32
  5. Step 5: Solve for x
    x = 35,750,669.32/5,117.09
  6. Step 6: Final answer
    x = 6,986.52

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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.