Home / 10,289.54-14,199.54-5,573.90

Finding the Fourth Proportional to 10,289.54, 14,199.54 and 5,573.90

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Solution

The fourth proportional to 10,289.54, 14,199.54 and 5,573.90 is: 7,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.54 : 14,199.54 = 5,573.90 : x
  2. Step 2: Convert to fraction form
    10,289.54/14,199.54 = 5,573.90/x
  3. Step 3: Cross multiply
    10,289.54x = 14,199.54 × 5,573.90
  4. Step 4: Simplify right side
    10,289.54x = 79,146,816.01
  5. Step 5: Solve for x
    x = 79,146,816.01/10,289.54
  6. Step 6: Final answer
    x = 7,691.97

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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.