Home / 2,810.81-4,214.59-1,349.98

Finding the Fourth Proportional to 2,810.81, 4,214.59 and 1,349.98

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Solution

The fourth proportional to 2,810.81, 4,214.59 and 1,349.98 is: 2,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.81 : 4,214.59 = 1,349.98 : x
  2. Step 2: Convert to fraction form
    2,810.81/4,214.59 = 1,349.98/x
  3. Step 3: Cross multiply
    2,810.81x = 4,214.59 × 1,349.98
  4. Step 4: Simplify right side
    2,810.81x = 5,689,612.21
  5. Step 5: Solve for x
    x = 5,689,612.21/2,810.81
  6. Step 6: Final answer
    x = 2,024.19

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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.