Home / 6,856.02-10,284.39-2,176.40

Finding the Fourth Proportional to 6,856.02, 10,284.39 and 2,176.40

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Solution

The fourth proportional to 6,856.02, 10,284.39 and 2,176.40 is: 3,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.02 : 10,284.39 = 2,176.40 : x
  2. Step 2: Convert to fraction form
    6,856.02/10,284.39 = 2,176.40/x
  3. Step 3: Cross multiply
    6,856.02x = 10,284.39 × 2,176.40
  4. Step 4: Simplify right side
    6,856.02x = 22,382,894.97
  5. Step 5: Solve for x
    x = 22,382,894.97/6,856.02
  6. Step 6: Final answer
    x = 3,264.71

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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.