Home / 2,917.53-4,376.28-2,429.55

Finding the Fourth Proportional to 2,917.53, 4,376.28 and 2,429.55

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Solution

The fourth proportional to 2,917.53, 4,376.28 and 2,429.55 is: 3,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.53 : 4,376.28 = 2,429.55 : x
  2. Step 2: Convert to fraction form
    2,917.53/4,376.28 = 2,429.55/x
  3. Step 3: Cross multiply
    2,917.53x = 4,376.28 × 2,429.55
  4. Step 4: Simplify right side
    2,917.53x = 10,632,391.07
  5. Step 5: Solve for x
    x = 10,632,391.07/2,917.53
  6. Step 6: Final answer
    x = 3,644.31

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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.