Home / 5,096.76-7,645.14-1,810.20

Finding the Fourth Proportional to 5,096.76, 7,645.14 and 1,810.20

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Solution

The fourth proportional to 5,096.76, 7,645.14 and 1,810.20 is: 2,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096.76 : 7,645.14 = 1,810.20 : x
  2. Step 2: Convert to fraction form
    5,096.76/7,645.14 = 1,810.20/x
  3. Step 3: Cross multiply
    5,096.76x = 7,645.14 × 1,810.20
  4. Step 4: Simplify right side
    5,096.76x = 13,839,232.43
  5. Step 5: Solve for x
    x = 13,839,232.43/5,096.76
  6. Step 6: Final answer
    x = 2,715.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.