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Finding the Fourth Proportional to 9,313.99, 12,852.95 and 5,332.23

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Solution

The fourth proportional to 9,313.99, 12,852.95 and 5,332.23 is: 7,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.99 : 12,852.95 = 5,332.23 : x
  2. Step 2: Convert to fraction form
    9,313.99/12,852.95 = 5,332.23/x
  3. Step 3: Cross multiply
    9,313.99x = 12,852.95 × 5,332.23
  4. Step 4: Simplify right side
    9,313.99x = 68,534,858.92
  5. Step 5: Solve for x
    x = 68,534,858.92/9,313.99
  6. Step 6: Final answer
    x = 7,358.27

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Similar ratio
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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.