Home / 11,001.66-15,180.93-7,025.10

Finding the Fourth Proportional to 11,001.66, 15,180.93 and 7,025.10

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Solution

The fourth proportional to 11,001.66, 15,180.93 and 7,025.10 is: 9,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.66 : 15,180.93 = 7,025.10 : x
  2. Step 2: Convert to fraction form
    11,001.66/15,180.93 = 7,025.10/x
  3. Step 3: Cross multiply
    11,001.66x = 15,180.93 × 7,025.10
  4. Step 4: Simplify right side
    11,001.66x = 106,647,551.34
  5. Step 5: Solve for x
    x = 106,647,551.34/11,001.66
  6. Step 6: Final answer
    x = 9,693.77

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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.