Home / 6,170.50-8,515.49-3,376.00

Finding the Fourth Proportional to 6,170.50, 8,515.49 and 3,376.00

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Solution

The fourth proportional to 6,170.50, 8,515.49 and 3,376.00 is: 4,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.50 : 8,515.49 = 3,376.00 : x
  2. Step 2: Convert to fraction form
    6,170.50/8,515.49 = 3,376.00/x
  3. Step 3: Cross multiply
    6,170.50x = 8,515.49 × 3,376.00
  4. Step 4: Simplify right side
    6,170.50x = 28,748,328.28
  5. Step 5: Solve for x
    x = 28,748,328.28/6,170.50
  6. Step 6: Final answer
    x = 4,658.99

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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.