Home / 10,274.63-14,179.08-5,559.01

Finding the Fourth Proportional to 10,274.63, 14,179.08 and 5,559.01

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Solution

The fourth proportional to 10,274.63, 14,179.08 and 5,559.01 is: 7,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.63 : 14,179.08 = 5,559.01 : x
  2. Step 2: Convert to fraction form
    10,274.63/14,179.08 = 5,559.01/x
  3. Step 3: Cross multiply
    10,274.63x = 14,179.08 × 5,559.01
  4. Step 4: Simplify right side
    10,274.63x = 78,821,632.91
  5. Step 5: Solve for x
    x = 78,821,632.91/10,274.63
  6. Step 6: Final answer
    x = 7,671.49

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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.