Home / 10,354.32-15,533.88-2,958.87

Finding the Fourth Proportional to 10,354.32, 15,533.88 and 2,958.87

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Solution

The fourth proportional to 10,354.32, 15,533.88 and 2,958.87 is: 4,438.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.32 : 15,533.88 = 2,958.87 : x
  2. Step 2: Convert to fraction form
    10,354.32/15,533.88 = 2,958.87/x
  3. Step 3: Cross multiply
    10,354.32x = 15,533.88 × 2,958.87
  4. Step 4: Simplify right side
    10,354.32x = 45,962,731.52
  5. Step 5: Solve for x
    x = 45,962,731.52/10,354.32
  6. Step 6: Final answer
    x = 4,438.99

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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.