Home / 9,400.99-12,964.37-5,623.52

Finding the Fourth Proportional to 9,400.99, 12,964.37 and 5,623.52

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Solution

The fourth proportional to 9,400.99, 12,964.37 and 5,623.52 is: 7,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.99 : 12,964.37 = 5,623.52 : x
  2. Step 2: Convert to fraction form
    9,400.99/12,964.37 = 5,623.52/x
  3. Step 3: Cross multiply
    9,400.99x = 12,964.37 × 5,623.52
  4. Step 4: Simplify right side
    9,400.99x = 72,905,393.98
  5. Step 5: Solve for x
    x = 72,905,393.98/9,400.99
  6. Step 6: Final answer
    x = 7,755.08

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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.