Home / 9,349.37-12,903.13-5,717.54

Finding the Fourth Proportional to 9,349.37, 12,903.13 and 5,717.54

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Solution

The fourth proportional to 9,349.37, 12,903.13 and 5,717.54 is: 7,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.37 : 12,903.13 = 5,717.54 : x
  2. Step 2: Convert to fraction form
    9,349.37/12,903.13 = 5,717.54/x
  3. Step 3: Cross multiply
    9,349.37x = 12,903.13 × 5,717.54
  4. Step 4: Simplify right side
    9,349.37x = 73,774,198.32
  5. Step 5: Solve for x
    x = 73,774,198.32/9,349.37
  6. Step 6: Final answer
    x = 7,890.82

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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.