Home / 10,234.28-14,106.84-7,643.03

Finding the Fourth Proportional to 10,234.28, 14,106.84 and 7,643.03

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Solution

The fourth proportional to 10,234.28, 14,106.84 and 7,643.03 is: 10,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.28 : 14,106.84 = 7,643.03 : x
  2. Step 2: Convert to fraction form
    10,234.28/14,106.84 = 7,643.03/x
  3. Step 3: Cross multiply
    10,234.28x = 14,106.84 × 7,643.03
  4. Step 4: Simplify right side
    10,234.28x = 107,818,930.79
  5. Step 5: Solve for x
    x = 107,818,930.79/10,234.28
  6. Step 6: Final answer
    x = 10,535.08

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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.