Home / 9,728.37-13,425.17-5,751.45

Finding the Fourth Proportional to 9,728.37, 13,425.17 and 5,751.45

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Solution

The fourth proportional to 9,728.37, 13,425.17 and 5,751.45 is: 7,937.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.37 : 13,425.17 = 5,751.45 : x
  2. Step 2: Convert to fraction form
    9,728.37/13,425.17 = 5,751.45/x
  3. Step 3: Cross multiply
    9,728.37x = 13,425.17 × 5,751.45
  4. Step 4: Simplify right side
    9,728.37x = 77,214,165.24
  5. Step 5: Solve for x
    x = 77,214,165.24/9,728.37
  6. Step 6: Final answer
    x = 7,937.01

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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.