Home / 4,915.89-6,783.96-2,926.52

Finding the Fourth Proportional to 4,915.89, 6,783.96 and 2,926.52

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Solution

The fourth proportional to 4,915.89, 6,783.96 and 2,926.52 is: 4,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.89 : 6,783.96 = 2,926.52 : x
  2. Step 2: Convert to fraction form
    4,915.89/6,783.96 = 2,926.52/x
  3. Step 3: Cross multiply
    4,915.89x = 6,783.96 × 2,926.52
  4. Step 4: Simplify right side
    4,915.89x = 19,853,360.70
  5. Step 5: Solve for x
    x = 19,853,360.70/4,915.89
  6. Step 6: Final answer
    x = 4,038.61

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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.