Home / 4,265.10-6,397.65-1,802.70

Finding the Fourth Proportional to 4,265.10, 6,397.65 and 1,802.70

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Solution

The fourth proportional to 4,265.10, 6,397.65 and 1,802.70 is: 2,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.10 : 6,397.65 = 1,802.70 : x
  2. Step 2: Convert to fraction form
    4,265.10/6,397.65 = 1,802.70/x
  3. Step 3: Cross multiply
    4,265.10x = 6,397.65 × 1,802.70
  4. Step 4: Simplify right side
    4,265.10x = 11,533,043.66
  5. Step 5: Solve for x
    x = 11,533,043.66/4,265.10
  6. Step 6: Final answer
    x = 2,704.05

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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.