Home / 4,813.12-6,640.14-2,924.74

Finding the Fourth Proportional to 4,813.12, 6,640.14 and 2,924.74

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Solution

The fourth proportional to 4,813.12, 6,640.14 and 2,924.74 is: 4,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.12 : 6,640.14 = 2,924.74 : x
  2. Step 2: Convert to fraction form
    4,813.12/6,640.14 = 2,924.74/x
  3. Step 3: Cross multiply
    4,813.12x = 6,640.14 × 2,924.74
  4. Step 4: Simplify right side
    4,813.12x = 19,420,683.06
  5. Step 5: Solve for x
    x = 19,420,683.06/4,813.12
  6. Step 6: Final answer
    x = 4,034.95

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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.