Home / 7,574.10-10,451.82-4,216.76

Finding the Fourth Proportional to 7,574.10, 10,451.82 and 4,216.76

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Solution

The fourth proportional to 7,574.10, 10,451.82 and 4,216.76 is: 5,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.10 : 10,451.82 = 4,216.76 : x
  2. Step 2: Convert to fraction form
    7,574.10/10,451.82 = 4,216.76/x
  3. Step 3: Cross multiply
    7,574.10x = 10,451.82 × 4,216.76
  4. Step 4: Simplify right side
    7,574.10x = 44,072,743.16
  5. Step 5: Solve for x
    x = 44,072,743.16/7,574.10
  6. Step 6: Final answer
    x = 5,818.88

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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.