Home / 9,317.98-12,858.24-5,338.18

Finding the Fourth Proportional to 9,317.98, 12,858.24 and 5,338.18

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Solution

The fourth proportional to 9,317.98, 12,858.24 and 5,338.18 is: 7,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.98 : 12,858.24 = 5,338.18 : x
  2. Step 2: Convert to fraction form
    9,317.98/12,858.24 = 5,338.18/x
  3. Step 3: Cross multiply
    9,317.98x = 12,858.24 × 5,338.18
  4. Step 4: Simplify right side
    9,317.98x = 68,639,599.60
  5. Step 5: Solve for x
    x = 68,639,599.60/9,317.98
  6. Step 6: Final answer
    x = 7,366.36

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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.