Home / 6,738.37-9,298.76-3,903.93

Finding the Fourth Proportional to 6,738.37, 9,298.76 and 3,903.93

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Solution

The fourth proportional to 6,738.37, 9,298.76 and 3,903.93 is: 5,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.37 : 9,298.76 = 3,903.93 : x
  2. Step 2: Convert to fraction form
    6,738.37/9,298.76 = 3,903.93/x
  3. Step 3: Cross multiply
    6,738.37x = 9,298.76 × 3,903.93
  4. Step 4: Simplify right side
    6,738.37x = 36,301,688.61
  5. Step 5: Solve for x
    x = 36,301,688.61/6,738.37
  6. Step 6: Final answer
    x = 5,387.31

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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.