Home / 11,308.01-15,605.66-7,332.53

Finding the Fourth Proportional to 11,308.01, 15,605.66 and 7,332.53

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Solution

The fourth proportional to 11,308.01, 15,605.66 and 7,332.53 is: 10,119.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.01 : 15,605.66 = 7,332.53 : x
  2. Step 2: Convert to fraction form
    11,308.01/15,605.66 = 7,332.53/x
  3. Step 3: Cross multiply
    11,308.01x = 15,605.66 × 7,332.53
  4. Step 4: Simplify right side
    11,308.01x = 114,428,910.42
  5. Step 5: Solve for x
    x = 114,428,910.42/11,308.01
  6. Step 6: Final answer
    x = 10,119.28

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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.