Home / 10,785.88-16,177.02-2,995.48

Finding the Fourth Proportional to 10,785.88, 16,177.02 and 2,995.48

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Solution

The fourth proportional to 10,785.88, 16,177.02 and 2,995.48 is: 4,492.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.88 : 16,177.02 = 2,995.48 : x
  2. Step 2: Convert to fraction form
    10,785.88/16,177.02 = 2,995.48/x
  3. Step 3: Cross multiply
    10,785.88x = 16,177.02 × 2,995.48
  4. Step 4: Simplify right side
    10,785.88x = 48,457,939.87
  5. Step 5: Solve for x
    x = 48,457,939.87/10,785.88
  6. Step 6: Final answer
    x = 4,492.72

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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.