Home / 10,450.90-14,440.94-7,772.94

Finding the Fourth Proportional to 10,450.90, 14,440.94 and 7,772.94

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Solution

The fourth proportional to 10,450.90, 14,440.94 and 7,772.94 is: 10,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.90 : 14,440.94 = 7,772.94 : x
  2. Step 2: Convert to fraction form
    10,450.90/14,440.94 = 7,772.94/x
  3. Step 3: Cross multiply
    10,450.90x = 14,440.94 × 7,772.94
  4. Step 4: Simplify right side
    10,450.90x = 112,248,560.16
  5. Step 5: Solve for x
    x = 112,248,560.16/10,450.90
  6. Step 6: Final answer
    x = 10,740.56

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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.