Home / 2,915.35-4,024.97-1,797.81

Finding the Fourth Proportional to 2,915.35, 4,024.97 and 1,797.81

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Solution

The fourth proportional to 2,915.35, 4,024.97 and 1,797.81 is: 2,482.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.35 : 4,024.97 = 1,797.81 : x
  2. Step 2: Convert to fraction form
    2,915.35/4,024.97 = 1,797.81/x
  3. Step 3: Cross multiply
    2,915.35x = 4,024.97 × 1,797.81
  4. Step 4: Simplify right side
    2,915.35x = 7,236,122.33
  5. Step 5: Solve for x
    x = 7,236,122.33/2,915.35
  6. Step 6: Final answer
    x = 2,482.08

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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.