Home / 10,377.95-15,564.98-4,455.88

Finding the Fourth Proportional to 10,377.95, 15,564.98 and 4,455.88

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Solution

The fourth proportional to 10,377.95, 15,564.98 and 4,455.88 is: 6,682.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.95 : 15,564.98 = 4,455.88 : x
  2. Step 2: Convert to fraction form
    10,377.95/15,564.98 = 4,455.88/x
  3. Step 3: Cross multiply
    10,377.95x = 15,564.98 × 4,455.88
  4. Step 4: Simplify right side
    10,377.95x = 69,355,655.31
  5. Step 5: Solve for x
    x = 69,355,655.31/10,377.95
  6. Step 6: Final answer
    x = 6,682.99

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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.