Home / 6,271.20-8,655.03-3,753.30

Finding the Fourth Proportional to 6,271.20, 8,655.03 and 3,753.30

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Solution

The fourth proportional to 6,271.20, 8,655.03 and 3,753.30 is: 5,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.20 : 8,655.03 = 3,753.30 : x
  2. Step 2: Convert to fraction form
    6,271.20/8,655.03 = 3,753.30/x
  3. Step 3: Cross multiply
    6,271.20x = 8,655.03 × 3,753.30
  4. Step 4: Simplify right side
    6,271.20x = 32,484,924.10
  5. Step 5: Solve for x
    x = 32,484,924.10/6,271.20
  6. Step 6: Final answer
    x = 5,180.02

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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.