Home / 9,838.10-14,765.81-5,161.46

Finding the Fourth Proportional to 9,838.10, 14,765.81 and 5,161.46

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Solution

The fourth proportional to 9,838.10, 14,765.81 and 5,161.46 is: 7,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.10 : 14,765.81 = 5,161.46 : x
  2. Step 2: Convert to fraction form
    9,838.10/14,765.81 = 5,161.46/x
  3. Step 3: Cross multiply
    9,838.10x = 14,765.81 × 5,161.46
  4. Step 4: Simplify right side
    9,838.10x = 76,213,076.76
  5. Step 5: Solve for x
    x = 76,213,076.76/9,838.10
  6. Step 6: Final answer
    x = 7,746.73

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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.