Home / 9,557.39-13,189.13-5,365.64

Finding the Fourth Proportional to 9,557.39, 13,189.13 and 5,365.64

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Solution

The fourth proportional to 9,557.39, 13,189.13 and 5,365.64 is: 7,404.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.39 : 13,189.13 = 5,365.64 : x
  2. Step 2: Convert to fraction form
    9,557.39/13,189.13 = 5,365.64/x
  3. Step 3: Cross multiply
    9,557.39x = 13,189.13 × 5,365.64
  4. Step 4: Simplify right side
    9,557.39x = 70,768,149.76
  5. Step 5: Solve for x
    x = 70,768,149.76/9,557.39
  6. Step 6: Final answer
    x = 7,404.55

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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.