Home / 5,011.53-6,915.85-2,995.86

Finding the Fourth Proportional to 5,011.53, 6,915.85 and 2,995.86

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Solution

The fourth proportional to 5,011.53, 6,915.85 and 2,995.86 is: 4,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.53 : 6,915.85 = 2,995.86 : x
  2. Step 2: Convert to fraction form
    5,011.53/6,915.85 = 2,995.86/x
  3. Step 3: Cross multiply
    5,011.53x = 6,915.85 × 2,995.86
  4. Step 4: Simplify right side
    5,011.53x = 20,718,918.38
  5. Step 5: Solve for x
    x = 20,718,918.38/5,011.53
  6. Step 6: Final answer
    x = 4,134.25

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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.