Home / 3,153.93-4,708.72-2,409.65

Finding the Fourth Proportional to 3,153.93, 4,708.72 and 2,409.65

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Solution

The fourth proportional to 3,153.93, 4,708.72 and 2,409.65 is: 3,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.93 : 4,708.72 = 2,409.65 : x
  2. Step 2: Convert to fraction form
    3,153.93/4,708.72 = 2,409.65/x
  3. Step 3: Cross multiply
    3,153.93x = 4,708.72 × 2,409.65
  4. Step 4: Simplify right side
    3,153.93x = 11,346,343.60
  5. Step 5: Solve for x
    x = 11,346,343.60/3,153.93
  6. Step 6: Final answer
    x = 3,597.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.