Home / 6,505.09-8,977.02-3,520.92

Finding the Fourth Proportional to 6,505.09, 8,977.02 and 3,520.92

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Solution

The fourth proportional to 6,505.09, 8,977.02 and 3,520.92 is: 4,858.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.09 : 8,977.02 = 3,520.92 : x
  2. Step 2: Convert to fraction form
    6,505.09/8,977.02 = 3,520.92/x
  3. Step 3: Cross multiply
    6,505.09x = 8,977.02 × 3,520.92
  4. Step 4: Simplify right side
    6,505.09x = 31,607,306.77
  5. Step 5: Solve for x
    x = 31,607,306.77/6,505.09
  6. Step 6: Final answer
    x = 4,858.86

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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.