Home / 9,317.23-12,853.25-5,537.72

Finding the Fourth Proportional to 9,317.23, 12,853.25 and 5,537.72

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Solution

The fourth proportional to 9,317.23, 12,853.25 and 5,537.72 is: 7,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.23 : 12,853.25 = 5,537.72 : x
  2. Step 2: Convert to fraction form
    9,317.23/12,853.25 = 5,537.72/x
  3. Step 3: Cross multiply
    9,317.23x = 12,853.25 × 5,537.72
  4. Step 4: Simplify right side
    9,317.23x = 71,177,635.32
  5. Step 5: Solve for x
    x = 71,177,635.32/9,317.23
  6. Step 6: Final answer
    x = 7,639.36

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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.