Home / 9,484.09-13,083.85-5,705.07

Finding the Fourth Proportional to 9,484.09, 13,083.85 and 5,705.07

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Solution

The fourth proportional to 9,484.09, 13,083.85 and 5,705.07 is: 7,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,484.09 : 13,083.85 = 5,705.07 : x
  2. Step 2: Convert to fraction form
    9,484.09/13,083.85 = 5,705.07/x
  3. Step 3: Cross multiply
    9,484.09x = 13,083.85 × 5,705.07
  4. Step 4: Simplify right side
    9,484.09x = 74,644,284.30
  5. Step 5: Solve for x
    x = 74,644,284.30/9,484.09
  6. Step 6: Final answer
    x = 7,870.48

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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.