Home / 10,946.60-16,422.30-4,371.08

Finding the Fourth Proportional to 10,946.60, 16,422.30 and 4,371.08

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Solution

The fourth proportional to 10,946.60, 16,422.30 and 4,371.08 is: 6,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.60 : 16,422.30 = 4,371.08 : x
  2. Step 2: Convert to fraction form
    10,946.60/16,422.30 = 4,371.08/x
  3. Step 3: Cross multiply
    10,946.60x = 16,422.30 × 4,371.08
  4. Step 4: Simplify right side
    10,946.60x = 71,783,187.08
  5. Step 5: Solve for x
    x = 71,783,187.08/10,946.60
  6. Step 6: Final answer
    x = 6,557.58

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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.