Home / 9,805.72-13,537.48-6,458.26

Finding the Fourth Proportional to 9,805.72, 13,537.48 and 6,458.26

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Solution

The fourth proportional to 9,805.72, 13,537.48 and 6,458.26 is: 8,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805.72 : 13,537.48 = 6,458.26 : x
  2. Step 2: Convert to fraction form
    9,805.72/13,537.48 = 6,458.26/x
  3. Step 3: Cross multiply
    9,805.72x = 13,537.48 × 6,458.26
  4. Step 4: Simplify right side
    9,805.72x = 87,428,565.58
  5. Step 5: Solve for x
    x = 87,428,565.58/9,805.72
  6. Step 6: Final answer
    x = 8,916.08

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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.