Home / 6,563.40-9,057.77-3,579.40

Finding the Fourth Proportional to 6,563.40, 9,057.77 and 3,579.40

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Solution

The fourth proportional to 6,563.40, 9,057.77 and 3,579.40 is: 4,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.40 : 9,057.77 = 3,579.40 : x
  2. Step 2: Convert to fraction form
    6,563.40/9,057.77 = 3,579.40/x
  3. Step 3: Cross multiply
    6,563.40x = 9,057.77 × 3,579.40
  4. Step 4: Simplify right side
    6,563.40x = 32,421,381.94
  5. Step 5: Solve for x
    x = 32,421,381.94/6,563.40
  6. Step 6: Final answer
    x = 4,939.72

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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.