Home / 2,915.53-4,013.58-2,634.93

Finding the Fourth Proportional to 2,915.53, 4,013.58 and 2,634.93

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Solution

The fourth proportional to 2,915.53, 4,013.58 and 2,634.93 is: 3,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.53 : 4,013.58 = 2,634.93 : x
  2. Step 2: Convert to fraction form
    2,915.53/4,013.58 = 2,634.93/x
  3. Step 3: Cross multiply
    2,915.53x = 4,013.58 × 2,634.93
  4. Step 4: Simplify right side
    2,915.53x = 10,575,512.23
  5. Step 5: Solve for x
    x = 10,575,512.23/2,915.53
  6. Step 6: Final answer
    x = 3,627.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.