Home / 7,572.84-10,450.92-4,215.95

Finding the Fourth Proportional to 7,572.84, 10,450.92 and 4,215.95

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Solution

The fourth proportional to 7,572.84, 10,450.92 and 4,215.95 is: 5,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.84 : 10,450.92 = 4,215.95 : x
  2. Step 2: Convert to fraction form
    7,572.84/10,450.92 = 4,215.95/x
  3. Step 3: Cross multiply
    7,572.84x = 10,450.92 × 4,215.95
  4. Step 4: Simplify right side
    7,572.84x = 44,060,558.92
  5. Step 5: Solve for x
    x = 44,060,558.92/7,572.84
  6. Step 6: Final answer
    x = 5,818.23

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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.