Home / 4,900.11-7,347.39-1,612.32

Finding the Fourth Proportional to 4,900.11, 7,347.39 and 1,612.32

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Solution

The fourth proportional to 4,900.11, 7,347.39 and 1,612.32 is: 2,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.11 : 7,347.39 = 1,612.32 : x
  2. Step 2: Convert to fraction form
    4,900.11/7,347.39 = 1,612.32/x
  3. Step 3: Cross multiply
    4,900.11x = 7,347.39 × 1,612.32
  4. Step 4: Simplify right side
    4,900.11x = 11,846,307.11
  5. Step 5: Solve for x
    x = 11,846,307.11/4,900.11
  6. Step 6: Final answer
    x = 2,417.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.