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Finding the Fourth Proportional to 6,967.71, 10,451.63 and 5,579.24

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Solution

The fourth proportional to 6,967.71, 10,451.63 and 5,579.24 is: 8,368.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.71 : 10,451.63 = 5,579.24 : x
  2. Step 2: Convert to fraction form
    6,967.71/10,451.63 = 5,579.24/x
  3. Step 3: Cross multiply
    6,967.71x = 10,451.63 × 5,579.24
  4. Step 4: Simplify right side
    6,967.71x = 58,312,113.85
  5. Step 5: Solve for x
    x = 58,312,113.85/6,967.71
  6. Step 6: Final answer
    x = 8,368.91

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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.