Home / 2,814.48-4,214.14-2,641.32

Finding the Fourth Proportional to 2,814.48, 4,214.14 and 2,641.32

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Solution

The fourth proportional to 2,814.48, 4,214.14 and 2,641.32 is: 3,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.48 : 4,214.14 = 2,641.32 : x
  2. Step 2: Convert to fraction form
    2,814.48/4,214.14 = 2,641.32/x
  3. Step 3: Cross multiply
    2,814.48x = 4,214.14 × 2,641.32
  4. Step 4: Simplify right side
    2,814.48x = 11,130,892.26
  5. Step 5: Solve for x
    x = 11,130,892.26/2,814.48
  6. Step 6: Final answer
    x = 3,954.87

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1.5x scale

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.