Home / 6,823.95-10,238.42-2,876.20

Finding the Fourth Proportional to 6,823.95, 10,238.42 and 2,876.20

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Solution

The fourth proportional to 6,823.95, 10,238.42 and 2,876.20 is: 4,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.95 : 10,238.42 = 2,876.20 : x
  2. Step 2: Convert to fraction form
    6,823.95/10,238.42 = 2,876.20/x
  3. Step 3: Cross multiply
    6,823.95x = 10,238.42 × 2,876.20
  4. Step 4: Simplify right side
    6,823.95x = 29,447,725.20
  5. Step 5: Solve for x
    x = 29,447,725.20/6,823.95
  6. Step 6: Final answer
    x = 4,315.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.