Home / 9,005.48-12,412.69-6,020.23

Finding the Fourth Proportional to 9,005.48, 12,412.69 and 6,020.23

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Solution

The fourth proportional to 9,005.48, 12,412.69 and 6,020.23 is: 8,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.48 : 12,412.69 = 6,020.23 : x
  2. Step 2: Convert to fraction form
    9,005.48/12,412.69 = 6,020.23/x
  3. Step 3: Cross multiply
    9,005.48x = 12,412.69 × 6,020.23
  4. Step 4: Simplify right side
    9,005.48x = 74,727,171.60
  5. Step 5: Solve for x
    x = 74,727,171.60/9,005.48
  6. Step 6: Final answer
    x = 8,297.97

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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.