Home / 7,044.50-10,570.40-3,581.76

Finding the Fourth Proportional to 7,044.50, 10,570.40 and 3,581.76

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Solution

The fourth proportional to 7,044.50, 10,570.40 and 3,581.76 is: 5,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.50 : 10,570.40 = 3,581.76 : x
  2. Step 2: Convert to fraction form
    7,044.50/10,570.40 = 3,581.76/x
  3. Step 3: Cross multiply
    7,044.50x = 10,570.40 × 3,581.76
  4. Step 4: Simplify right side
    7,044.50x = 37,860,635.90
  5. Step 5: Solve for x
    x = 37,860,635.90/7,044.50
  6. Step 6: Final answer
    x = 5,374.50

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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.