Home / 4,957.20-6,840.36-2,967.48

Finding the Fourth Proportional to 4,957.20, 6,840.36 and 2,967.48

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Solution

The fourth proportional to 4,957.20, 6,840.36 and 2,967.48 is: 4,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.20 : 6,840.36 = 2,967.48 : x
  2. Step 2: Convert to fraction form
    4,957.20/6,840.36 = 2,967.48/x
  3. Step 3: Cross multiply
    4,957.20x = 6,840.36 × 2,967.48
  4. Step 4: Simplify right side
    4,957.20x = 20,298,631.49
  5. Step 5: Solve for x
    x = 20,298,631.49/4,957.20
  6. Step 6: Final answer
    x = 4,094.78

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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.