Home / 4,657.60-6,988.74-1,736.56

Finding the Fourth Proportional to 4,657.60, 6,988.74 and 1,736.56

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Solution

The fourth proportional to 4,657.60, 6,988.74 and 1,736.56 is: 2,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.60 : 6,988.74 = 1,736.56 : x
  2. Step 2: Convert to fraction form
    4,657.60/6,988.74 = 1,736.56/x
  3. Step 3: Cross multiply
    4,657.60x = 6,988.74 × 1,736.56
  4. Step 4: Simplify right side
    4,657.60x = 12,136,366.33
  5. Step 5: Solve for x
    x = 12,136,366.33/4,657.60
  6. Step 6: Final answer
    x = 2,605.71

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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.