Home / 7,476.36-10,317-4,491.60

Finding the Fourth Proportional to 7,476.36, 10,317 and 4,491.60

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Solution

The fourth proportional to 7,476.36, 10,317 and 4,491.60 is: 6,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.36 : 10,317 = 4,491.60 : x
  2. Step 2: Convert to fraction form
    7,476.36/10,317 = 4,491.60/x
  3. Step 3: Cross multiply
    7,476.36x = 10,317 × 4,491.60
  4. Step 4: Simplify right side
    7,476.36x = 46,339,837.20
  5. Step 5: Solve for x
    x = 46,339,837.20/7,476.36
  6. Step 6: Final answer
    x = 6,198.18

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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.