Home / 8,340.24-11,509.80-4,563.60

Finding the Fourth Proportional to 8,340.24, 11,509.80 and 4,563.60

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Solution

The fourth proportional to 8,340.24, 11,509.80 and 4,563.60 is: 6,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.24 : 11,509.80 = 4,563.60 : x
  2. Step 2: Convert to fraction form
    8,340.24/11,509.80 = 4,563.60/x
  3. Step 3: Cross multiply
    8,340.24x = 11,509.80 × 4,563.60
  4. Step 4: Simplify right side
    8,340.24x = 52,526,123.28
  5. Step 5: Solve for x
    x = 52,526,123.28/8,340.24
  6. Step 6: Final answer
    x = 6,297.92

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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.