Home / 7,640.29-10,544.25-4,411.15

Finding the Fourth Proportional to 7,640.29, 10,544.25 and 4,411.15

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Solution

The fourth proportional to 7,640.29, 10,544.25 and 4,411.15 is: 6,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640.29 : 10,544.25 = 4,411.15 : x
  2. Step 2: Convert to fraction form
    7,640.29/10,544.25 = 4,411.15/x
  3. Step 3: Cross multiply
    7,640.29x = 10,544.25 × 4,411.15
  4. Step 4: Simplify right side
    7,640.29x = 46,512,268.39
  5. Step 5: Solve for x
    x = 46,512,268.39/7,640.29
  6. Step 6: Final answer
    x = 6,087.76

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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.