Home / 10,106.51-15,161.87-4,263.17

Finding the Fourth Proportional to 10,106.51, 15,161.87 and 4,263.17

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Solution

The fourth proportional to 10,106.51, 15,161.87 and 4,263.17 is: 6,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.51 : 15,161.87 = 4,263.17 : x
  2. Step 2: Convert to fraction form
    10,106.51/15,161.87 = 4,263.17/x
  3. Step 3: Cross multiply
    10,106.51x = 15,161.87 × 4,263.17
  4. Step 4: Simplify right side
    10,106.51x = 64,637,608.01
  5. Step 5: Solve for x
    x = 64,637,608.01/10,106.51
  6. Step 6: Final answer
    x = 6,395.64

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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.