Home / 9,591.30-13,237.29-5,400.36

Finding the Fourth Proportional to 9,591.30, 13,237.29 and 5,400.36

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Solution

The fourth proportional to 9,591.30, 13,237.29 and 5,400.36 is: 7,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.30 : 13,237.29 = 5,400.36 : x
  2. Step 2: Convert to fraction form
    9,591.30/13,237.29 = 5,400.36/x
  3. Step 3: Cross multiply
    9,591.30x = 13,237.29 × 5,400.36
  4. Step 4: Simplify right side
    9,591.30x = 71,486,131.42
  5. Step 5: Solve for x
    x = 71,486,131.42/9,591.30
  6. Step 6: Final answer
    x = 7,453.23

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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.