Home / 4,707.37-6,497.18-3,218.79

Finding the Fourth Proportional to 4,707.37, 6,497.18 and 3,218.79

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Solution

The fourth proportional to 4,707.37, 6,497.18 and 3,218.79 is: 4,442.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.37 : 6,497.18 = 3,218.79 : x
  2. Step 2: Convert to fraction form
    4,707.37/6,497.18 = 3,218.79/x
  3. Step 3: Cross multiply
    4,707.37x = 6,497.18 × 3,218.79
  4. Step 4: Simplify right side
    4,707.37x = 20,913,058.01
  5. Step 5: Solve for x
    x = 20,913,058.01/4,707.37
  6. Step 6: Final answer
    x = 4,442.62

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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.