Home / 9,424.25-13,005.48-5,174.64

Finding the Fourth Proportional to 9,424.25, 13,005.48 and 5,174.64

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Solution

The fourth proportional to 9,424.25, 13,005.48 and 5,174.64 is: 7,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.25 : 13,005.48 = 5,174.64 : x
  2. Step 2: Convert to fraction form
    9,424.25/13,005.48 = 5,174.64/x
  3. Step 3: Cross multiply
    9,424.25x = 13,005.48 × 5,174.64
  4. Step 4: Simplify right side
    9,424.25x = 67,298,612.00
  5. Step 5: Solve for x
    x = 67,298,612.00/9,424.25
  6. Step 6: Final answer
    x = 7,141.00

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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.