Home / 3,460.46-4,777.20-2,347.28

Finding the Fourth Proportional to 3,460.46, 4,777.20 and 2,347.28

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Solution

The fourth proportional to 3,460.46, 4,777.20 and 2,347.28 is: 3,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.46 : 4,777.20 = 2,347.28 : x
  2. Step 2: Convert to fraction form
    3,460.46/4,777.20 = 2,347.28/x
  3. Step 3: Cross multiply
    3,460.46x = 4,777.20 × 2,347.28
  4. Step 4: Simplify right side
    3,460.46x = 11,213,426.02
  5. Step 5: Solve for x
    x = 11,213,426.02/3,460.46
  6. Step 6: Final answer
    x = 3,240.44

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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.