Home / 10,634.29-14,688.21-7,797.57

Finding the Fourth Proportional to 10,634.29, 14,688.21 and 7,797.57

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Solution

The fourth proportional to 10,634.29, 14,688.21 and 7,797.57 is: 10,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.29 : 14,688.21 = 7,797.57 : x
  2. Step 2: Convert to fraction form
    10,634.29/14,688.21 = 7,797.57/x
  3. Step 3: Cross multiply
    10,634.29x = 14,688.21 × 7,797.57
  4. Step 4: Simplify right side
    10,634.29x = 114,532,297.88
  5. Step 5: Solve for x
    x = 114,532,297.88/10,634.29
  6. Step 6: Final answer
    x = 10,770.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.