Home / 9,629.67-13,289.13-5,437.92

Finding the Fourth Proportional to 9,629.67, 13,289.13 and 5,437.92

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Solution

The fourth proportional to 9,629.67, 13,289.13 and 5,437.92 is: 7,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.67 : 13,289.13 = 5,437.92 : x
  2. Step 2: Convert to fraction form
    9,629.67/13,289.13 = 5,437.92/x
  3. Step 3: Cross multiply
    9,629.67x = 13,289.13 × 5,437.92
  4. Step 4: Simplify right side
    9,629.67x = 72,265,225.81
  5. Step 5: Solve for x
    x = 72,265,225.81/9,629.67
  6. Step 6: Final answer
    x = 7,504.43

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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.