Home / 2,470.90-3,408.26-1,526.98

Finding the Fourth Proportional to 2,470.90, 3,408.26 and 1,526.98

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Solution

The fourth proportional to 2,470.90, 3,408.26 and 1,526.98 is: 2,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.90 : 3,408.26 = 1,526.98 : x
  2. Step 2: Convert to fraction form
    2,470.90/3,408.26 = 1,526.98/x
  3. Step 3: Cross multiply
    2,470.90x = 3,408.26 × 1,526.98
  4. Step 4: Simplify right side
    2,470.90x = 5,204,344.85
  5. Step 5: Solve for x
    x = 5,204,344.85/2,470.90
  6. Step 6: Final answer
    x = 2,106.25

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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.