Home / 3,487.96-4,814.15-2,412.74

Finding the Fourth Proportional to 3,487.96, 4,814.15 and 2,412.74

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Solution

The fourth proportional to 3,487.96, 4,814.15 and 2,412.74 is: 3,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.96 : 4,814.15 = 2,412.74 : x
  2. Step 2: Convert to fraction form
    3,487.96/4,814.15 = 2,412.74/x
  3. Step 3: Cross multiply
    3,487.96x = 4,814.15 × 2,412.74
  4. Step 4: Simplify right side
    3,487.96x = 11,615,280.21
  5. Step 5: Solve for x
    x = 11,615,280.21/3,487.96
  6. Step 6: Final answer
    x = 3,330.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.