Home / 10,828.85-14,943.85-5,860.85

Finding the Fourth Proportional to 10,828.85, 14,943.85 and 5,860.85

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Solution

The fourth proportional to 10,828.85, 14,943.85 and 5,860.85 is: 8,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.85 : 14,943.85 = 5,860.85 : x
  2. Step 2: Convert to fraction form
    10,828.85/14,943.85 = 5,860.85/x
  3. Step 3: Cross multiply
    10,828.85x = 14,943.85 × 5,860.85
  4. Step 4: Simplify right side
    10,828.85x = 87,583,663.27
  5. Step 5: Solve for x
    x = 87,583,663.27/10,828.85
  6. Step 6: Final answer
    x = 8,087.99

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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.