Home / 4,725.81-7,116.19-3,501.90

Finding the Fourth Proportional to 4,725.81, 7,116.19 and 3,501.90

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Solution

The fourth proportional to 4,725.81, 7,116.19 and 3,501.90 is: 5,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.81 : 7,116.19 = 3,501.90 : x
  2. Step 2: Convert to fraction form
    4,725.81/7,116.19 = 3,501.90/x
  3. Step 3: Cross multiply
    4,725.81x = 7,116.19 × 3,501.90
  4. Step 4: Simplify right side
    4,725.81x = 24,920,185.76
  5. Step 5: Solve for x
    x = 24,920,185.76/4,725.81
  6. Step 6: Final answer
    x = 5,273.21

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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.