Home / 6,925.97-10,435.71-5,720.39

Finding the Fourth Proportional to 6,925.97, 10,435.71 and 5,720.39

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Solution

The fourth proportional to 6,925.97, 10,435.71 and 5,720.39 is: 8,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.97 : 10,435.71 = 5,720.39 : x
  2. Step 2: Convert to fraction form
    6,925.97/10,435.71 = 5,720.39/x
  3. Step 3: Cross multiply
    6,925.97x = 10,435.71 × 5,720.39
  4. Step 4: Simplify right side
    6,925.97x = 59,696,250.35
  5. Step 5: Solve for x
    x = 59,696,250.35/6,925.97
  6. Step 6: Final answer
    x = 8,619.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.