Home / 2,688.67-4,034.14-1,303.04

Finding the Fourth Proportional to 2,688.67, 4,034.14 and 1,303.04

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Solution

The fourth proportional to 2,688.67, 4,034.14 and 1,303.04 is: 1,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688.67 : 4,034.14 = 1,303.04 : x
  2. Step 2: Convert to fraction form
    2,688.67/4,034.14 = 1,303.04/x
  3. Step 3: Cross multiply
    2,688.67x = 4,034.14 × 1,303.04
  4. Step 4: Simplify right side
    2,688.67x = 5,256,625.61
  5. Step 5: Solve for x
    x = 5,256,625.61/2,688.67
  6. Step 6: Final answer
    x = 1,955.10

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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.