Home / 3,360.38-4,635.95-1,943.79

Finding the Fourth Proportional to 3,360.38, 4,635.95 and 1,943.79

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Solution

The fourth proportional to 3,360.38, 4,635.95 and 1,943.79 is: 2,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.38 : 4,635.95 = 1,943.79 : x
  2. Step 2: Convert to fraction form
    3,360.38/4,635.95 = 1,943.79/x
  3. Step 3: Cross multiply
    3,360.38x = 4,635.95 × 1,943.79
  4. Step 4: Simplify right side
    3,360.38x = 9,011,303.53
  5. Step 5: Solve for x
    x = 9,011,303.53/3,360.38
  6. Step 6: Final answer
    x = 2,681.64

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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.