Home / 7,491.66-10,338.60-4,134.63

Finding the Fourth Proportional to 7,491.66, 10,338.60 and 4,134.63

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Solution

The fourth proportional to 7,491.66, 10,338.60 and 4,134.63 is: 5,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.66 : 10,338.60 = 4,134.63 : x
  2. Step 2: Convert to fraction form
    7,491.66/10,338.60 = 4,134.63/x
  3. Step 3: Cross multiply
    7,491.66x = 10,338.60 × 4,134.63
  4. Step 4: Simplify right side
    7,491.66x = 42,746,285.72
  5. Step 5: Solve for x
    x = 42,746,285.72/7,491.66
  6. Step 6: Final answer
    x = 5,705.85

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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.