Home / 10,855.02-16,283.64-2,957.70

Finding the Fourth Proportional to 10,855.02, 16,283.64 and 2,957.70

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Solution

The fourth proportional to 10,855.02, 16,283.64 and 2,957.70 is: 4,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855.02 : 16,283.64 = 2,957.70 : x
  2. Step 2: Convert to fraction form
    10,855.02/16,283.64 = 2,957.70/x
  3. Step 3: Cross multiply
    10,855.02x = 16,283.64 × 2,957.70
  4. Step 4: Simplify right side
    10,855.02x = 48,162,122.03
  5. Step 5: Solve for x
    x = 48,162,122.03/10,855.02
  6. Step 6: Final answer
    x = 4,436.85

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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.