Home / 10,116.45-15,174.65-4,706.28

Finding the Fourth Proportional to 10,116.45, 15,174.65 and 4,706.28

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Solution

The fourth proportional to 10,116.45, 15,174.65 and 4,706.28 is: 7,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.45 : 15,174.65 = 4,706.28 : x
  2. Step 2: Convert to fraction form
    10,116.45/15,174.65 = 4,706.28/x
  3. Step 3: Cross multiply
    10,116.45x = 15,174.65 × 4,706.28
  4. Step 4: Simplify right side
    10,116.45x = 71,416,128.27
  5. Step 5: Solve for x
    x = 71,416,128.27/10,116.45
  6. Step 6: Final answer
    x = 7,059.41

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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.