Home / 6,025.81-8,315.67-3,509.40

Finding the Fourth Proportional to 6,025.81, 8,315.67 and 3,509.40

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Solution

The fourth proportional to 6,025.81, 8,315.67 and 3,509.40 is: 4,843.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,025.81 : 8,315.67 = 3,509.40 : x
  2. Step 2: Convert to fraction form
    6,025.81/8,315.67 = 3,509.40/x
  3. Step 3: Cross multiply
    6,025.81x = 8,315.67 × 3,509.40
  4. Step 4: Simplify right side
    6,025.81x = 29,183,012.30
  5. Step 5: Solve for x
    x = 29,183,012.30/6,025.81
  6. Step 6: Final answer
    x = 4,843.00

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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.