Home / 5,526.29-8,290.80-1,630.69

Finding the Fourth Proportional to 5,526.29, 8,290.80 and 1,630.69

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Solution

The fourth proportional to 5,526.29, 8,290.80 and 1,630.69 is: 2,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.29 : 8,290.80 = 1,630.69 : x
  2. Step 2: Convert to fraction form
    5,526.29/8,290.80 = 1,630.69/x
  3. Step 3: Cross multiply
    5,526.29x = 8,290.80 × 1,630.69
  4. Step 4: Simplify right side
    5,526.29x = 13,519,703.93
  5. Step 5: Solve for x
    x = 13,519,703.93/5,526.29
  6. Step 6: Final answer
    x = 2,446.43

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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.