Home / 2,520.96-3,479-1,526.44

Finding the Fourth Proportional to 2,520.96, 3,479 and 1,526.44

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Solution

The fourth proportional to 2,520.96, 3,479 and 1,526.44 is: 2,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.96 : 3,479 = 1,526.44 : x
  2. Step 2: Convert to fraction form
    2,520.96/3,479 = 1,526.44/x
  3. Step 3: Cross multiply
    2,520.96x = 3,479 × 1,526.44
  4. Step 4: Simplify right side
    2,520.96x = 5,310,484.76
  5. Step 5: Solve for x
    x = 5,310,484.76/2,520.96
  6. Step 6: Final answer
    x = 2,106.53

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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.