Home / 5,526.45-8,271.45-3,886.20

Finding the Fourth Proportional to 5,526.45, 8,271.45 and 3,886.20

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Solution

The fourth proportional to 5,526.45, 8,271.45 and 3,886.20 is: 5,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.45 : 8,271.45 = 3,886.20 : x
  2. Step 2: Convert to fraction form
    5,526.45/8,271.45 = 3,886.20/x
  3. Step 3: Cross multiply
    5,526.45x = 8,271.45 × 3,886.20
  4. Step 4: Simplify right side
    5,526.45x = 32,144,508.99
  5. Step 5: Solve for x
    x = 32,144,508.99/5,526.45
  6. Step 6: Final answer
    x = 5,816.48

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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.