Home / 8,065.02-11,128.95-4,529.58

Finding the Fourth Proportional to 8,065.02, 11,128.95 and 4,529.58

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Solution

The fourth proportional to 8,065.02, 11,128.95 and 4,529.58 is: 6,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.02 : 11,128.95 = 4,529.58 : x
  2. Step 2: Convert to fraction form
    8,065.02/11,128.95 = 4,529.58/x
  3. Step 3: Cross multiply
    8,065.02x = 11,128.95 × 4,529.58
  4. Step 4: Simplify right side
    8,065.02x = 50,409,469.34
  5. Step 5: Solve for x
    x = 50,409,469.34/8,065.02
  6. Step 6: Final answer
    x = 6,250.38

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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.