Home / 8,485.52-11,710.56-4,709.03

Finding the Fourth Proportional to 8,485.52, 11,710.56 and 4,709.03

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Solution

The fourth proportional to 8,485.52, 11,710.56 and 4,709.03 is: 6,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485.52 : 11,710.56 = 4,709.03 : x
  2. Step 2: Convert to fraction form
    8,485.52/11,710.56 = 4,709.03/x
  3. Step 3: Cross multiply
    8,485.52x = 11,710.56 × 4,709.03
  4. Step 4: Simplify right side
    8,485.52x = 55,145,378.36
  5. Step 5: Solve for x
    x = 55,145,378.36/8,485.52
  6. Step 6: Final answer
    x = 6,498.76

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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.