Home / 9,851.37-13,595.09-5,375.31

Finding the Fourth Proportional to 9,851.37, 13,595.09 and 5,375.31

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Solution

The fourth proportional to 9,851.37, 13,595.09 and 5,375.31 is: 7,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.37 : 13,595.09 = 5,375.31 : x
  2. Step 2: Convert to fraction form
    9,851.37/13,595.09 = 5,375.31/x
  3. Step 3: Cross multiply
    9,851.37x = 13,595.09 × 5,375.31
  4. Step 4: Simplify right side
    9,851.37x = 73,077,852.08
  5. Step 5: Solve for x
    x = 73,077,852.08/9,851.37
  6. Step 6: Final answer
    x = 7,418.04

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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.