Home / 7,525.52-10,385.34-4,168.28

Finding the Fourth Proportional to 7,525.52, 10,385.34 and 4,168.28

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Solution

The fourth proportional to 7,525.52, 10,385.34 and 4,168.28 is: 5,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.52 : 10,385.34 = 4,168.28 : x
  2. Step 2: Convert to fraction form
    7,525.52/10,385.34 = 4,168.28/x
  3. Step 3: Cross multiply
    7,525.52x = 10,385.34 × 4,168.28
  4. Step 4: Simplify right side
    7,525.52x = 43,289,005.02
  5. Step 5: Solve for x
    x = 43,289,005.02/7,525.52
  6. Step 6: Final answer
    x = 5,752.29

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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.