Home / 5,013.98-7,521.70-1,551.50

Finding the Fourth Proportional to 5,013.98, 7,521.70 and 1,551.50

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Solution

The fourth proportional to 5,013.98, 7,521.70 and 1,551.50 is: 2,327.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.98 : 7,521.70 = 1,551.50 : x
  2. Step 2: Convert to fraction form
    5,013.98/7,521.70 = 1,551.50/x
  3. Step 3: Cross multiply
    5,013.98x = 7,521.70 × 1,551.50
  4. Step 4: Simplify right side
    5,013.98x = 11,669,917.55
  5. Step 5: Solve for x
    x = 11,669,917.55/5,013.98
  6. Step 6: Final answer
    x = 2,327.48

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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.