Home / 9,534.39-13,157.48-5,285.52

Finding the Fourth Proportional to 9,534.39, 13,157.48 and 5,285.52

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Solution

The fourth proportional to 9,534.39, 13,157.48 and 5,285.52 is: 7,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.39 : 13,157.48 = 5,285.52 : x
  2. Step 2: Convert to fraction form
    9,534.39/13,157.48 = 5,285.52/x
  3. Step 3: Cross multiply
    9,534.39x = 13,157.48 × 5,285.52
  4. Step 4: Simplify right side
    9,534.39x = 69,544,123.69
  5. Step 5: Solve for x
    x = 69,544,123.69/9,534.39
  6. Step 6: Final answer
    x = 7,294.03

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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.