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Finding the Fourth Proportional to 4,644.95, 6,410.34 and 2,655.99

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Solution

The fourth proportional to 4,644.95, 6,410.34 and 2,655.99 is: 3,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.95 : 6,410.34 = 2,655.99 : x
  2. Step 2: Convert to fraction form
    4,644.95/6,410.34 = 2,655.99/x
  3. Step 3: Cross multiply
    4,644.95x = 6,410.34 × 2,655.99
  4. Step 4: Simplify right side
    4,644.95x = 17,025,798.94
  5. Step 5: Solve for x
    x = 17,025,798.94/4,644.95
  6. Step 6: Final answer
    x = 3,665.45

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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.