Home / 1,814.04-2,701.86-1,805.20

Finding the Fourth Proportional to 1,814.04, 2,701.86 and 1,805.20

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Solution

The fourth proportional to 1,814.04, 2,701.86 and 1,805.20 is: 2,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814.04 : 2,701.86 = 1,805.20 : x
  2. Step 2: Convert to fraction form
    1,814.04/2,701.86 = 1,805.20/x
  3. Step 3: Cross multiply
    1,814.04x = 2,701.86 × 1,805.20
  4. Step 4: Simplify right side
    1,814.04x = 4,877,397.67
  5. Step 5: Solve for x
    x = 4,877,397.67/1,814.04
  6. Step 6: Final answer
    x = 2,688.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.