Home / 10,630.88-15,946.40-3,705.36

Finding the Fourth Proportional to 10,630.88, 15,946.40 and 3,705.36

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Solution

The fourth proportional to 10,630.88, 15,946.40 and 3,705.36 is: 5,558.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.88 : 15,946.40 = 3,705.36 : x
  2. Step 2: Convert to fraction form
    10,630.88/15,946.40 = 3,705.36/x
  3. Step 3: Cross multiply
    10,630.88x = 15,946.40 × 3,705.36
  4. Step 4: Simplify right side
    10,630.88x = 59,087,152.70
  5. Step 5: Solve for x
    x = 59,087,152.70/10,630.88
  6. Step 6: Final answer
    x = 5,558.07

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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.