Home / 10,070.85-13,896.10-5,822.31

Finding the Fourth Proportional to 10,070.85, 13,896.10 and 5,822.31

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Solution

The fourth proportional to 10,070.85, 13,896.10 and 5,822.31 is: 8,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.85 : 13,896.10 = 5,822.31 : x
  2. Step 2: Convert to fraction form
    10,070.85/13,896.10 = 5,822.31/x
  3. Step 3: Cross multiply
    10,070.85x = 13,896.10 × 5,822.31
  4. Step 4: Simplify right side
    10,070.85x = 80,907,401.99
  5. Step 5: Solve for x
    x = 80,907,401.99/10,070.85
  6. Step 6: Final answer
    x = 8,033.82

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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.