Home / 9,513.79-13,133.61-6,332.38

Finding the Fourth Proportional to 9,513.79, 13,133.61 and 6,332.38

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Solution

The fourth proportional to 9,513.79, 13,133.61 and 6,332.38 is: 8,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.79 : 13,133.61 = 6,332.38 : x
  2. Step 2: Convert to fraction form
    9,513.79/13,133.61 = 6,332.38/x
  3. Step 3: Cross multiply
    9,513.79x = 13,133.61 × 6,332.38
  4. Step 4: Simplify right side
    9,513.79x = 83,166,976.46
  5. Step 5: Solve for x
    x = 83,166,976.46/9,513.79
  6. Step 6: Final answer
    x = 8,741.73

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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.