Home / 7,473.80-10,314.76-4,491.20

Finding the Fourth Proportional to 7,473.80, 10,314.76 and 4,491.20

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Solution

The fourth proportional to 7,473.80, 10,314.76 and 4,491.20 is: 6,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.80 : 10,314.76 = 4,491.20 : x
  2. Step 2: Convert to fraction form
    7,473.80/10,314.76 = 4,491.20/x
  3. Step 3: Cross multiply
    7,473.80x = 10,314.76 × 4,491.20
  4. Step 4: Simplify right side
    7,473.80x = 46,325,650.11
  5. Step 5: Solve for x
    x = 46,325,650.11/7,473.80
  6. Step 6: Final answer
    x = 6,198.41

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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.