Home / 9,524.40-13,143.68-5,332.64

Finding the Fourth Proportional to 9,524.40, 13,143.68 and 5,332.64

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Solution

The fourth proportional to 9,524.40, 13,143.68 and 5,332.64 is: 7,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,524.40 : 13,143.68 = 5,332.64 : x
  2. Step 2: Convert to fraction form
    9,524.40/13,143.68 = 5,332.64/x
  3. Step 3: Cross multiply
    9,524.40x = 13,143.68 × 5,332.64
  4. Step 4: Simplify right side
    9,524.40x = 70,090,513.72
  5. Step 5: Solve for x
    x = 70,090,513.72/9,524.40
  6. Step 6: Final answer
    x = 7,359.05

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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.