Home / 2,479.35-3,421.44-1,484.13

Finding the Fourth Proportional to 2,479.35, 3,421.44 and 1,484.13

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Solution

The fourth proportional to 2,479.35, 3,421.44 and 1,484.13 is: 2,048.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.35 : 3,421.44 = 1,484.13 : x
  2. Step 2: Convert to fraction form
    2,479.35/3,421.44 = 1,484.13/x
  3. Step 3: Cross multiply
    2,479.35x = 3,421.44 × 1,484.13
  4. Step 4: Simplify right side
    2,479.35x = 5,077,861.75
  5. Step 5: Solve for x
    x = 5,077,861.75/2,479.35
  6. Step 6: Final answer
    x = 2,048.06

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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.