Home / 9,432.27-13,017.68-5,400.60

Finding the Fourth Proportional to 9,432.27, 13,017.68 and 5,400.60

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Solution

The fourth proportional to 9,432.27, 13,017.68 and 5,400.60 is: 7,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.27 : 13,017.68 = 5,400.60 : x
  2. Step 2: Convert to fraction form
    9,432.27/13,017.68 = 5,400.60/x
  3. Step 3: Cross multiply
    9,432.27x = 13,017.68 × 5,400.60
  4. Step 4: Simplify right side
    9,432.27x = 70,303,217.52
  5. Step 5: Solve for x
    x = 70,303,217.52/9,432.27
  6. Step 6: Final answer
    x = 7,453.48

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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.