Home / 6,530.08-9,003.30-4,430.56

Finding the Fourth Proportional to 6,530.08, 9,003.30 and 4,430.56

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Solution

The fourth proportional to 6,530.08, 9,003.30 and 4,430.56 is: 6,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.08 : 9,003.30 = 4,430.56 : x
  2. Step 2: Convert to fraction form
    6,530.08/9,003.30 = 4,430.56/x
  3. Step 3: Cross multiply
    6,530.08x = 9,003.30 × 4,430.56
  4. Step 4: Simplify right side
    6,530.08x = 39,889,660.85
  5. Step 5: Solve for x
    x = 39,889,660.85/6,530.08
  6. Step 6: Final answer
    x = 6,108.60

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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.