Home / 3,356.17-4,629.65-3,118.59

Finding the Fourth Proportional to 3,356.17, 4,629.65 and 3,118.59

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Solution

The fourth proportional to 3,356.17, 4,629.65 and 3,118.59 is: 4,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.17 : 4,629.65 = 3,118.59 : x
  2. Step 2: Convert to fraction form
    3,356.17/4,629.65 = 3,118.59/x
  3. Step 3: Cross multiply
    3,356.17x = 4,629.65 × 3,118.59
  4. Step 4: Simplify right side
    3,356.17x = 14,437,960.82
  5. Step 5: Solve for x
    x = 14,437,960.82/3,356.17
  6. Step 6: Final answer
    x = 4,301.92

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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.