Home / 4,376.91-6,561.90-2,184.51

Finding the Fourth Proportional to 4,376.91, 6,561.90 and 2,184.51

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Solution

The fourth proportional to 4,376.91, 6,561.90 and 2,184.51 is: 3,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.91 : 6,561.90 = 2,184.51 : x
  2. Step 2: Convert to fraction form
    4,376.91/6,561.90 = 2,184.51/x
  3. Step 3: Cross multiply
    4,376.91x = 6,561.90 × 2,184.51
  4. Step 4: Simplify right side
    4,376.91x = 14,334,536.17
  5. Step 5: Solve for x
    x = 14,334,536.17/4,376.91
  6. Step 6: Final answer
    x = 3,275.04

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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.