Home / 11,802.12-17,703.58-4,009.92

Finding the Fourth Proportional to 11,802.12, 17,703.58 and 4,009.92

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Solution

The fourth proportional to 11,802.12, 17,703.58 and 4,009.92 is: 6,015.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.12 : 17,703.58 = 4,009.92 : x
  2. Step 2: Convert to fraction form
    11,802.12/17,703.58 = 4,009.92/x
  3. Step 3: Cross multiply
    11,802.12x = 17,703.58 × 4,009.92
  4. Step 4: Simplify right side
    11,802.12x = 70,989,939.51
  5. Step 5: Solve for x
    x = 70,989,939.51/11,802.12
  6. Step 6: Final answer
    x = 6,015.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.