Home / 4,184.91-6,278.32-1,411.51

Finding the Fourth Proportional to 4,184.91, 6,278.32 and 1,411.51

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Solution

The fourth proportional to 4,184.91, 6,278.32 and 1,411.51 is: 2,117.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.91 : 6,278.32 = 1,411.51 : x
  2. Step 2: Convert to fraction form
    4,184.91/6,278.32 = 1,411.51/x
  3. Step 3: Cross multiply
    4,184.91x = 6,278.32 × 1,411.51
  4. Step 4: Simplify right side
    4,184.91x = 8,861,911.46
  5. Step 5: Solve for x
    x = 8,861,911.46/4,184.91
  6. Step 6: Final answer
    x = 2,117.59

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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.