Home / 7,347.48-11,016.42-2,666.60

Finding the Fourth Proportional to 7,347.48, 11,016.42 and 2,666.60

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Solution

The fourth proportional to 7,347.48, 11,016.42 and 2,666.60 is: 3,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.48 : 11,016.42 = 2,666.60 : x
  2. Step 2: Convert to fraction form
    7,347.48/11,016.42 = 2,666.60/x
  3. Step 3: Cross multiply
    7,347.48x = 11,016.42 × 2,666.60
  4. Step 4: Simplify right side
    7,347.48x = 29,376,385.57
  5. Step 5: Solve for x
    x = 29,376,385.57/7,347.48
  6. Step 6: Final answer
    x = 3,998.16

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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.