Home / 9,580.18-13,221.03-5,801.20

Finding the Fourth Proportional to 9,580.18, 13,221.03 and 5,801.20

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Solution

The fourth proportional to 9,580.18, 13,221.03 and 5,801.20 is: 8,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,580.18 : 13,221.03 = 5,801.20 : x
  2. Step 2: Convert to fraction form
    9,580.18/13,221.03 = 5,801.20/x
  3. Step 3: Cross multiply
    9,580.18x = 13,221.03 × 5,801.20
  4. Step 4: Simplify right side
    9,580.18x = 76,697,839.24
  5. Step 5: Solve for x
    x = 76,697,839.24/9,580.18
  6. Step 6: Final answer
    x = 8,005.89

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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.