Home / 5,397.50-7,450.98-4,002.68

Finding the Fourth Proportional to 5,397.50, 7,450.98 and 4,002.68

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Solution

The fourth proportional to 5,397.50, 7,450.98 and 4,002.68 is: 5,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.50 : 7,450.98 = 4,002.68 : x
  2. Step 2: Convert to fraction form
    5,397.50/7,450.98 = 4,002.68/x
  3. Step 3: Cross multiply
    5,397.50x = 7,450.98 × 4,002.68
  4. Step 4: Simplify right side
    5,397.50x = 29,823,888.63
  5. Step 5: Solve for x
    x = 29,823,888.63/5,397.50
  6. Step 6: Final answer
    x = 5,525.50

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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.