Home / 7,529.36-10,391.25-4,385.34

Finding the Fourth Proportional to 7,529.36, 10,391.25 and 4,385.34

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Solution

The fourth proportional to 7,529.36, 10,391.25 and 4,385.34 is: 6,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.36 : 10,391.25 = 4,385.34 : x
  2. Step 2: Convert to fraction form
    7,529.36/10,391.25 = 4,385.34/x
  3. Step 3: Cross multiply
    7,529.36x = 10,391.25 × 4,385.34
  4. Step 4: Simplify right side
    7,529.36x = 45,569,203.24
  5. Step 5: Solve for x
    x = 45,569,203.24/7,529.36
  6. Step 6: Final answer
    x = 6,052.20

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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.