Home / 7,554.31-10,419.19-6,704.45

Finding the Fourth Proportional to 7,554.31, 10,419.19 and 6,704.45

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Solution

The fourth proportional to 7,554.31, 10,419.19 and 6,704.45 is: 9,247.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.31 : 10,419.19 = 6,704.45 : x
  2. Step 2: Convert to fraction form
    7,554.31/10,419.19 = 6,704.45/x
  3. Step 3: Cross multiply
    7,554.31x = 10,419.19 × 6,704.45
  4. Step 4: Simplify right side
    7,554.31x = 69,854,908.61
  5. Step 5: Solve for x
    x = 69,854,908.61/7,554.31
  6. Step 6: Final answer
    x = 9,247.03

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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.