Home / 5,040.08-6,953.58-2,915.04

Finding the Fourth Proportional to 5,040.08, 6,953.58 and 2,915.04

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Solution

The fourth proportional to 5,040.08, 6,953.58 and 2,915.04 is: 4,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.08 : 6,953.58 = 2,915.04 : x
  2. Step 2: Convert to fraction form
    5,040.08/6,953.58 = 2,915.04/x
  3. Step 3: Cross multiply
    5,040.08x = 6,953.58 × 2,915.04
  4. Step 4: Simplify right side
    5,040.08x = 20,269,963.84
  5. Step 5: Solve for x
    x = 20,269,963.84/5,040.08
  6. Step 6: Final answer
    x = 4,021.75

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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.