Home / 5,009.07-7,513.79-1,722.15

Finding the Fourth Proportional to 5,009.07, 7,513.79 and 1,722.15

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Solution

The fourth proportional to 5,009.07, 7,513.79 and 1,722.15 is: 2,583.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.07 : 7,513.79 = 1,722.15 : x
  2. Step 2: Convert to fraction form
    5,009.07/7,513.79 = 1,722.15/x
  3. Step 3: Cross multiply
    5,009.07x = 7,513.79 × 1,722.15
  4. Step 4: Simplify right side
    5,009.07x = 12,939,864.84
  5. Step 5: Solve for x
    x = 12,939,864.84/5,009.07
  6. Step 6: Final answer
    x = 2,583.29

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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.