Home / 10,758.91-14,850.40-6,509.99

Finding the Fourth Proportional to 10,758.91, 14,850.40 and 6,509.99

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Solution

The fourth proportional to 10,758.91, 14,850.40 and 6,509.99 is: 8,985.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.91 : 14,850.40 = 6,509.99 : x
  2. Step 2: Convert to fraction form
    10,758.91/14,850.40 = 6,509.99/x
  3. Step 3: Cross multiply
    10,758.91x = 14,850.40 × 6,509.99
  4. Step 4: Simplify right side
    10,758.91x = 96,675,955.50
  5. Step 5: Solve for x
    x = 96,675,955.50/10,758.91
  6. Step 6: Final answer
    x = 8,985.66

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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.