Home / 7,341.58-11,009.54-2,660.22

Finding the Fourth Proportional to 7,341.58, 11,009.54 and 2,660.22

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Solution

The fourth proportional to 7,341.58, 11,009.54 and 2,660.22 is: 3,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.58 : 11,009.54 = 2,660.22 : x
  2. Step 2: Convert to fraction form
    7,341.58/11,009.54 = 2,660.22/x
  3. Step 3: Cross multiply
    7,341.58x = 11,009.54 × 2,660.22
  4. Step 4: Simplify right side
    7,341.58x = 29,287,798.50
  5. Step 5: Solve for x
    x = 29,287,798.50/7,341.58
  6. Step 6: Final answer
    x = 3,989.30

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1.5x scale

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.