Home / 5,403.30-8,101.02-3,643.94

Finding the Fourth Proportional to 5,403.30, 8,101.02 and 3,643.94

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Solution

The fourth proportional to 5,403.30, 8,101.02 and 3,643.94 is: 5,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.30 : 8,101.02 = 3,643.94 : x
  2. Step 2: Convert to fraction form
    5,403.30/8,101.02 = 3,643.94/x
  3. Step 3: Cross multiply
    5,403.30x = 8,101.02 × 3,643.94
  4. Step 4: Simplify right side
    5,403.30x = 29,519,576.65
  5. Step 5: Solve for x
    x = 29,519,576.65/5,403.30
  6. Step 6: Final answer
    x = 5,463.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.