Home / 10,391.37-15,555.52-6,696.24

Finding the Fourth Proportional to 10,391.37, 15,555.52 and 6,696.24

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Solution

The fourth proportional to 10,391.37, 15,555.52 and 6,696.24 is: 10,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,391.37 : 15,555.52 = 6,696.24 : x
  2. Step 2: Convert to fraction form
    10,391.37/15,555.52 = 6,696.24/x
  3. Step 3: Cross multiply
    10,391.37x = 15,555.52 × 6,696.24
  4. Step 4: Simplify right side
    10,391.37x = 104,163,495.24
  5. Step 5: Solve for x
    x = 104,163,495.24/10,391.37
  6. Step 6: Final answer
    x = 10,024.04

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1.5x scale

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.