Home / 6,720.30-10,089.09-5,264.46

Finding the Fourth Proportional to 6,720.30, 10,089.09 and 5,264.46

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Solution

The fourth proportional to 6,720.30, 10,089.09 and 5,264.46 is: 7,903.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.30 : 10,089.09 = 5,264.46 : x
  2. Step 2: Convert to fraction form
    6,720.30/10,089.09 = 5,264.46/x
  3. Step 3: Cross multiply
    6,720.30x = 10,089.09 × 5,264.46
  4. Step 4: Simplify right side
    6,720.30x = 53,113,610.74
  5. Step 5: Solve for x
    x = 53,113,610.74/6,720.30
  6. Step 6: Final answer
    x = 7,903.46

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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.