Home / 9,533.48-13,153.05-5,755.21

Finding the Fourth Proportional to 9,533.48, 13,153.05 and 5,755.21

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Solution

The fourth proportional to 9,533.48, 13,153.05 and 5,755.21 is: 7,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,533.48 : 13,153.05 = 5,755.21 : x
  2. Step 2: Convert to fraction form
    9,533.48/13,153.05 = 5,755.21/x
  3. Step 3: Cross multiply
    9,533.48x = 13,153.05 × 5,755.21
  4. Step 4: Simplify right side
    9,533.48x = 75,698,532.01
  5. Step 5: Solve for x
    x = 75,698,532.01/9,533.48
  6. Step 6: Final answer
    x = 7,940.29

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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.