Home / 4,341.28-6,510.42-1,419.04

Finding the Fourth Proportional to 4,341.28, 6,510.42 and 1,419.04

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Solution

The fourth proportional to 4,341.28, 6,510.42 and 1,419.04 is: 2,128.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.28 : 6,510.42 = 1,419.04 : x
  2. Step 2: Convert to fraction form
    4,341.28/6,510.42 = 1,419.04/x
  3. Step 3: Cross multiply
    4,341.28x = 6,510.42 × 1,419.04
  4. Step 4: Simplify right side
    4,341.28x = 9,238,546.40
  5. Step 5: Solve for x
    x = 9,238,546.40/4,341.28
  6. Step 6: Final answer
    x = 2,128.07

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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.