Home / 9,580.01-13,220.28-5,388.26

Finding the Fourth Proportional to 9,580.01, 13,220.28 and 5,388.26

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Solution

The fourth proportional to 9,580.01, 13,220.28 and 5,388.26 is: 7,435.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,580.01 : 13,220.28 = 5,388.26 : x
  2. Step 2: Convert to fraction form
    9,580.01/13,220.28 = 5,388.26/x
  3. Step 3: Cross multiply
    9,580.01x = 13,220.28 × 5,388.26
  4. Step 4: Simplify right side
    9,580.01x = 71,234,239.81
  5. Step 5: Solve for x
    x = 71,234,239.81/9,580.01
  6. Step 6: Final answer
    x = 7,435.72

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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.