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Finding the Fourth Proportional to 4,900.58, 6,760.50 and 4,712.06

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Solution

The fourth proportional to 4,900.58, 6,760.50 and 4,712.06 is: 6,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.58 : 6,760.50 = 4,712.06 : x
  2. Step 2: Convert to fraction form
    4,900.58/6,760.50 = 4,712.06/x
  3. Step 3: Cross multiply
    4,900.58x = 6,760.50 × 4,712.06
  4. Step 4: Simplify right side
    4,900.58x = 31,855,881.63
  5. Step 5: Solve for x
    x = 31,855,881.63/4,900.58
  6. Step 6: Final answer
    x = 6,500.43

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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.