Home / 10,977.51-16,454.46-4,740.46

Finding the Fourth Proportional to 10,977.51, 16,454.46 and 4,740.46

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Solution

The fourth proportional to 10,977.51, 16,454.46 and 4,740.46 is: 7,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.51 : 16,454.46 = 4,740.46 : x
  2. Step 2: Convert to fraction form
    10,977.51/16,454.46 = 4,740.46/x
  3. Step 3: Cross multiply
    10,977.51x = 16,454.46 × 4,740.46
  4. Step 4: Simplify right side
    10,977.51x = 78,001,709.45
  5. Step 5: Solve for x
    x = 78,001,709.45/10,977.51
  6. Step 6: Final answer
    x = 7,105.59

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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.